![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK267 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-267-AR15C/UPK-267-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK267 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK267 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-267-AR15C/UPK-267-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK267 [ASSMBLED]")
-54 %
AR-15/47/9/300Custom Lightweight Side Cut Billet Upper Receiver - Made In USA - CERAKOTE PINK | 223UP-BILLET-SC-PNKCERAKOTE CAMO| AR-15 Charging Handle| Black and Pink | CH223-PNK-CAMCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust Cover Assembly| Black and Pink | DC223-PNK-CAM.750 Low Profile Micro ..
$279.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK268 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-268-AR15C/UPK-268-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK268 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK268 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-268-AR15C/UPK-268-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK268 [ASSMBLED]")
-54 %
AR-15/47/9/300Custom Lightweight Side Cut Billet Upper Receiver - Made In USA - CERAKOTE ROBINS EGG | 223UP-BILLET-SC-RGBCERAKOTE CAMO| AR-15 Charging Handle| Black and Robins Egg | CH223-RGB-CAMCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust Cover Assembly| Black and Robins Egg | DC2..
$279.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK341 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-341-AR15C/UPK-341-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK341 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK341 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-341-AR15C/UPK-341-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK341 [ASSMBLED]")
New
-54 %
CERAKOTE BLUE FLAME |AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver - Made InU.S.ACERAKOTE CAMO BLU |AR-15 Charging Handle - Base BLK - Pattern - BLUCERAKOTE CAMO BLU |AR-15 Ejection Port Cover | Dust Cover Assembly - Base BLK - Pattern - BLU.750 Low Profile Micro Gas Block And Sil..
$279.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK171 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-171-AR15C/UPK-171-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK171 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK171 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-171-AR15C/UPK-171-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK171 [ASSMBLED]")
-55 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Bright White - Made In U.S.ACERAKOTE BRIGHT WHITE | AR-15CHARGING HANDLE | CH223-WHI-LATCH-01AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE BRIGHT WHITE | LOWPROFILE STEEL MICRO GAS BLOCK CL..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK172 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-172-AR15C/UPK-172-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK172 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK172 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-172-AR15C/UPK-172-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK172 [ASSMBLED]")
-55 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Hunter Orange - Made In U.S.ACERAKOTE HUNTER ORANGE | AR-15CHARGING HANDLE | CH223-ORG-LATCH-01AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE HUNTER ORANGE | LOWPROFILE STEEL MICRO..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK173 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-173-AR15C/UPK-173-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK173 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK173 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-173-AR15C/UPK-173-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK173 [ASSMBLED]")
-55 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Red - Made In U.S.ACERAKOTE RED | AR-15CHARGING HANDLE | CH223-RED-LATCH-01AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE RED | LOWPROFILE STEEL MICRO GAS BLOCK CLAMP-ON DESIG..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK174 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-174-AR15C/UPK-174-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK174 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK174 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-174-AR15C/UPK-174-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK174 [ASSMBLED]")
-55 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Pink - Made In U.S.ACERAKOTE PINK | AR-15CHARGING HANDLE | CH223-PNK-LATCH-01AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE PINK | LOWPROFILE STEEL MICRO GAS BLOCK CLAMP-..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK175 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-175-AR15C/UPK-175-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK175 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK175 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-175-AR15C/UPK-175-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK175 [ASSMBLED]")
-55 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Robins Egg - Made In U.S.ACERAKOTE ROBINS EGG | AR-15CHARGING HANDLE | CH223-RGB-LATCH-01AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE ROBINS EGG | LOWPROFILE STEEL MICR..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK340 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-340-AR15C/UPK-340-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK340 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK340 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-340-AR15C/UPK-340-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK340 [ASSMBLED]")
New
-55 %
CERAKOTE CAMO BLU |AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver - Base BLK -Pattern - BLU - Made In U.S.ACERAKOTE BLUE FLAME |AR-15 Charging HandleAR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE BLUE FLAME | LowProfile Steel Micro Gas Block Clamp-On Design9.75" STA..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK176 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-176-AR15C/UPK-176-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK176 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK176 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-176-AR15C/UPK-176-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK176 [ASSMBLED]")
-56 %
AR-15 MIL-SPEC UPPER RECEIVER| 223UP-WHICERAKOTE CAMO| AR-15 CHARGINGHANDLE| BLACK AND BRIGHT WHITE | CH223-WHI-CAMCERAKOTE CAMO| AR-15 EJECTIONPORT COVER | DUST COVER ASSEMBLY| BLACK AND BRIGHT WHITE | DC223-WHI-CAMFORWARD ASSIST COMPLETE MILSPEC ASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.7..
$269.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK177 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-177-AR15C/UPK-177-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK177 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK177 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-177-AR15C/UPK-177-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK177 [ASSMBLED]")
-56 %
AR-15 MIL-SPEC UPPER RECEIVER| 223UP-ORGCERAKOTE CAMO| AR-15 CHARGINGHANDLE| BLACK AND HUNTER ORANGE | CH223-ORG-CAMCERAKOTE CAMO| AR-15 EJECTIONPORT COVER | DUST COVER ASSEMBLY| BLACK AND HUNTER ORANGE | DC223-ORG-CAMFORWARD ASSIST COMPLETE MILSPEC ASSEMBLY | ARFALOW-PROFILE MICRO ST..
$269.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK178 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-178-AR15C/UPK-178-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK178 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK178 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-178-AR15C/UPK-178-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK178 [ASSMBLED]")
-56 %
AR-15 MIL-SPEC UPPER RECEIVER| 223UPC-REDCERAKOTE CAMO| AR-15 CHARGINGHANDLE| BLACK AND RED | CH223-RED-CAMCERAKOTE CAMO| AR-15 EJECTIONPORT COVER | DUST COVER ASSEMBLY| BLACK AND RED | DC223-RED-CAMFORWARD ASSIST COMPLETE MILSPEC ASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOC..
$269.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK179 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-179-AR15C/UPK-179-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK179 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK179 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-179-AR15C/UPK-179-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK179 [ASSMBLED]")
-56 %
AR-15 MIL-SPEC UPPER RECEIVER| 223UPC-PNKCERAKOTE CAMO| AR-15 CHARGINGHANDLE| BLACK AND PINK | CH223-PNK-CAMCERAKOTE CAMO| AR-15 EJECTIONPORT COVER | DUST COVER ASSEMBLY| BLACK AND PINK | DC223-PNK-CAMFORWARD ASSIST COMPLETE MILSPEC ASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBL..
$269.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK180 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-180-AR15C/UPK-180-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK180 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK180 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-180-AR15C/UPK-180-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK180 [ASSMBLED]")
-56 %
AR-15 MIL-SPEC UPPER RECEIVER| 223UPC-RGBCERAKOTE CAMO| AR-15 CHARGINGHANDLE| BLACK AND ROBINS EGG | CH223-RGB-CAMCERAKOTE CAMO| AR-15 EJECTIONPORT COVER | DUST COVER ASSEMBLY| BLACK AND ROBINS EGG | DC223-RGB-CAMFORWARD ASSIST COMPLETE MILSPEC ASSEMBLY | ARFALOW-PROFILE MICRO ST..
$269.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK339 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-339-AR15C/UPK-339-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK339 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK339 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-339-AR15C/UPK-339-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK339 [ASSMBLED]")
New
-56 %
CERAKOTE BLUE FLAME |AR-15 Mil-Spec Upper Receiver - Made In U.S.ACERAKOTE CAMO BLU |AR-15 Charging Handle - Base BLK - Pattern - BLUCERAKOTE CAMO BLU |AR-15 Ejection Port Cover | Dust Cover Assembly - Base BLK - Pattern - BLUFORWARD ASSIST COMPLETE MILSPEC ASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR ..
$269.99 $619.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK259 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-259-AR15P/UPK-259-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK259 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK259 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-259-AR15P/UPK-259-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK259 [ASSEMBLED]")
-57 %
AR-15 Mil-Spec Upper Receiver - Made In U.S.A - CERAKOTEBRIGHT WHITE7"5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made in U.S.AAR-15 7'' Angle Cut Clamp on M-LOK Handguard - Made inU.S.A - CERAKOTE BRIGHT WHITECERAKOTE CAMO| AR-15 Ejection Port Cover | Dust CoverAssembly| ..
$249.99 $579.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK260 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-260-AR15P/UPK-260-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK260 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK260 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-260-AR15P/UPK-260-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK260 [ASSEMBLED]")
-57 %
AR-15Mil-Spec Upper Receiver - Made In U.S.A - CERAKOTE HUNTER ORANGE7" 5.56 NATO 1:7Twist Parkerized Pistol Barrel | Made in U.S.AAR-15 7''Angle Cut Clamp on M-LOK Handguard - Made in U.S.A - CERAKOTE HUNTER ORANGECERAKOTECAMO| AR-15 Ejection Port Cover | Dust Cover Assembly..
$249.99 $579.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK261 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-261-AR15P/UPK-261-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK261 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK261 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-261-AR15P/UPK-261-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK261 [ASSEMBLED]")
-57 %
AR-15Mil-Spec Upper Receiver - Made In U.S.A - CERAKOTE RED7" 5.56 NATO 1:7Twist Parkerized Pistol Barrel | Made in U.S.AAR-15 7'' Angle Cut Clamp on M-LOK Handguard - Made inU.S.A - CERAKOTE REDCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust CoverAssembly| Black and Red..
$249.99 $579.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK262 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-262-AR15P/UPK-262-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK262 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK262 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-262-AR15P/UPK-262-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK262 [ASSEMBLED]")
-57 %
AR-15Mil-Spec Upper Receiver - Made In U.S.A - CERAKOTE PINK7" 5.56 NATO 1:7Twist Parkerized Pistol Barrel | Made in U.S.AAR-15 7'' Angle Cut Clamp on M-LOK Handguard - Made inU.S.A - CERAKOTE PINKCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust CoverAssembly| Black and Pink
..
$249.99 $579.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK263 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-263-AR15P/UPK-263-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK263 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK263 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-263-AR15P/UPK-263-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK263 [ASSEMBLED]")
-57 %
AR-15Mil-Spec Upper Receiver - Made In U.S.A - CERAKOTE ROBINS EGG7" 5.56 NATO 1:7Twist Parkerized Pistol Barrel | Made in U.S.AAR-15 7'' Angle Cut Clamp on M-LOK Handguard - Made inU.S.A - CERAKOTE ROBINS EGGCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust CoverAssembly| Blac..
$249.99 $579.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK337 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-337-AR15P/UPK-337-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK337 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK337 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-337-AR15P/UPK-337-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK337 [ASSEMBLED]")
New
-57 %
CERAKOTE BLUE FLAME |AR-15 Mil-Spec Upper Receiver - Made In U.S.A7" 5.56 NATO 1:7Twist Parkerized Pistol Barrel | Made in U.S.ACERAKOTE BLUE FLAME |AR-15 7'' Angle Cut Clamp on M-LOK Handguard - Made in U.S.ACERAKOTE CAMO BLU |AR-15 Ejection Port Cover | Dust Cover Assembly ..
$249.99 $579.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK166 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-166-AR15P/UPK-166-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK166 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK166 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-166-AR15P/1a-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK166 [ASSEMBLED]")
-55 %
7"5.56 NATO 1:7 TWIST PARKERIZED PISTOL BARREL | BRPIS-PAR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - Cerakote Bright WhiteCERAKOTE WHITE| AR-15 M-LOKSUPER SLIM FREE FLOAT HANDGUARD WITH STEEL BARREL NUT | FSSM07-WHIAR-15CHARGING HANDLE | CH223CERAKOTE CAMO| AR-15 EJECTIONPORT ..
$269.99 $599.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK167 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-167-AR15P/UPK-167-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK167 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK167 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-167-AR15P/1a-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK167 [ASSEMBLED]")
-55 %
7"5.56 NATO 1:7 TWIST PARKERIZED PISTOL BARREL | BRPIS-PAR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - Cerakote Hunter OrangeCERAKOTE HUNTER ORANGE| AR-15 M-LOKSUPER SLIM FREE FLOAT HANDGUARD WITH STEEL BARREL NUT | FSSM07-ORGAR-15CHARGING HANDLE | CH223CERAKOTE CAMO| AR-15 EJEC..
$269.99 $599.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK168 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-168-AR15P/UPK-168-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK168 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK168 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-168-AR15P/1a-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK168 [ASSEMBLED]")
-55 %
7"5.56 NATO 1:7 TWIST PARKERIZED PISTOL BARREL | BRPIS-PAR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - Cerakote RedCERAKOTE RED| AR-15 M-LOKSUPER SLIM FREE FLOAT HANDGUARD WITH STEEL BARREL NUT | FSSM07-REDAR-15CHARGING HANDLE | CH223CERAKOTE CAMO| AR-15 EJECTIONPORT COVER | DUS..
$269.99 $599.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK169 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-169-AR15P/UPK-169-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK169 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK169 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-169-AR15P/1a-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK169 [ASSEMBLED]")
-55 %
7"5.56 NATO 1:7 TWIST PARKERIZED PISTOL BARREL | BRPIS-PAR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - Cerakote PinkCERAKOTE PINK| AR-15 M-LOKSUPER SLIM FREE FLOAT HANDGUARD WITH STEEL BARREL NUT | FSSM07-PNKAR-15CHARGING HANDLE | CH223CERAKOTE CAMO| AR-15 EJECTIONPORT COVE..
$269.99 $599.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK170 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-170-AR15P/UPK-170-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK170 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK170 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-170-AR15P/1a-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK170 [ASSEMBLED]")
-55 %
7"5.56 NATO 1:7 TWIST PARKERIZED PISTOL BARREL | BRPIS-PAR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - Cerakote Robins EggCERAKOTE ROBINS EGG| AR-15 M-LOKSUPER SLIM FREE FLOAT HANDGUARD WITH STEEL BARREL NUT | FSSM07-RGBAR-15CHARGING HANDLE | CH223CERAKOTE CAMO| AR-15 EJECTIONPO..
$269.99 $599.99
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK335 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-335-AR15P/UPK-335-AR15P-1000x1000.png "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK335 [ASSEMBLED]")
![AR-15 .223/5.56 7" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK335 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-335-AR15P/UPK-335-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 7\" BARREL W/ 7'' HANDGUARD| PISTOL UPPER BUILD UPK335 [ASSEMBLED]")
New
-55 %
7"5.56 NATO 1:7 TWIST PARKERIZED PISTOL BARREL | BRPIS-PCERAKOTE BLUE FLAME |AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver - Made InU.S.ACERAKOTE BLUE FLAME |AR-15 7'' M-LOK Super Slim Free Float Handguard with Steel Barrel Nut - Made inU.S.AAR-15CHARGING HANDLE | CH223CERAKOTE CA..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK254 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-254-AR15P/UPK-254-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK254 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK254 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-254-AR15P/UPK-254-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK254 [ASSEMBLED]")
-53 %
AR-15/47/9/300Custom Lightweight Side Cut Billet Upper Receiver - Made In USA - CERAKOTE BRIGHT WHITECERAKOTE WHI | AR-15 4" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO| AR-15 Charging Handle| Black and Bright WhiteCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust Cover Assembly| Black an..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK255 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-255-AR15P/UPK-255-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK255 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK255 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-255-AR15P/UPK-255-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK255 [ASSEMBLED]")
-53 %
AR-15/47/9/300Custom Lightweight Side Cut Billet Upper Receiver - Made In USA - CERAKOTE HUNTER ORANGECERAKOTE ORG | AR-15 4" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO| AR-15 Charging Handle| Black and Hunter OrangeCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust Cover Assemb..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK256 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-256-AR15P/UPK-256-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK256 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK256 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-256-AR15P/UPK-256-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK256 [ASSEMBLED]")
-53 %
AR-15/47/9/300Custom Lightweight Side Cut Billet Upper Receiver - Made In USA - CERAKOTE REDCERAKOTE RED | AR-15 4" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO| AR-15 Charging Handle| Black and RedCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust Cover Assembly| Black and R..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK257 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-257-AR15P/UPK-257-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK257 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK257 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-257-AR15P/UPK-257-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK257 [ASSEMBLED]")
-53 %
AR-15/47/9/300Custom Lightweight Side Cut Billet Upper Receiver - Made In USA - CERAKOTE PINKCERAKOTE PNK | AR-15 4" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO| AR-15 Charging Handle| Black and PinkCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust Cover Assembly| Black and ..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK258 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-258-AR15P/UPK-258-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK258 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK258 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-258-AR15P/UPK-258-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK258 [ASSEMBLED]")
-53 %
AR-15/47/9/300Custom Lightweight Side Cut Billet Upper Receiver - Made In USA - CERAKOTE ROBINS EGGCERAKOTE RGB | AR-15 4" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO| AR-15 Charging Handle| Black and Robins EggCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust Cover Assembly| Bl..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK333 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-333-AR15P/UPK-333-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK333 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK333 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-333-AR15P/UPK-333-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK333 [ASSEMBLED]")
New
-53 %
CERAKOTE BLUE FLAME |AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver - Made InU.S.ACERAKOTE BLUE FLAME |AR-15 4" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO BLU |AR-15 Charging Handle - Base BLK - Pattern - BLUCERAKOTE CAMOBLU | AR-15 Ejection Port Cover | Dust Cover As..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK161 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-161-AR15P/UPK-161-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK161 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK161 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-161-AR15P/UPK-161-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK161 [ASSEMBLED]")
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDEPISTOL BARREL AND MICRO GAS TUBE | MADE INU.S.A | BRPIS-MICRO+GT-MICROCOLOR BRIGHTWHITE | AR-15 MIL-SPEC UPPER RECEIVER | 223UP-WHICERAKOTE WHI | AR-154" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO| AR-15 CHARGINGHANDLE| BLACK AND BRIGHT WHITE..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK162 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-162-AR15P/UPK-162-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK162 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK162 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-162-AR15P/UPK-162-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK162 [ASSEMBLED]")
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDEPISTOL BARREL AND MICRO GAS TUBE | MADE INU.S.A | BRPIS-MICRO+GT-MICROCOLOR HUNTER ORANGE | AR-15 MIL-SPEC UPPER RECEIVER | 223UP-ORGCERAKOTE ORG | AR-15 4" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO| AR-15 CHARGINGHANDLE| BLACK AND HUNTER OR..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK163 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-163-AR15P/UPK-163-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK163 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK163 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-163-AR15P/UPK-163-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK163 [ASSEMBLED]")
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDEPISTOL BARREL AND MICRO GAS TUBE | MADE INU.S.A | BRPIS-MICRO+GT-MICROCOLOR RED | AR-15 MIL-SPEC UPPER RECEIVER | 223UP-REDCERAKOTE RED | AR-15 4" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO| AR-15 CHARGINGHANDLE| BLACK AND RED | CH2..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK164 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-164-AR15P/UPK-164-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK164 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK164 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-164-AR15P/UPK-164-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK164 [ASSEMBLED]")
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDEPISTOL BARREL AND MICRO GAS TUBE | MADE INU.S.A | BRPIS-MICRO+GT-MICROCOLOR PINK | AR-15 MIL-SPEC UPPER RECEIVER | 223UP-PNKCERAKOTE PNK | AR-15 4" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO| AR-15 CHARGINGHANDLE| BLACK AND PIN..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK165 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-165-AR15P/UPK-165-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK165 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK165 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-165-AR15P/UPK-165-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK165 [ASSEMBLED]")
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDEPISTOL BARREL AND MICRO GAS TUBE | MADE INU.S.A | BRPIS-MICRO+GT-MICROCOLOR ROBINS EGG | AR-15 MIL-SPEC UPPER RECEIVER | 223UP-RGBCERAKOTE RGB | AR-154" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO| AR-15 CHARGINGHANDLE| BLACK AND&nbs..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK332 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-332-AR15P/UPK-332-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK332 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK332 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-332-AR15P/UPK-332-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK332 [ASSEMBLED]")
New
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDEPISTOL BARREL AND MICRO GAS TUBE | MADE INU.S.A | BRPIS-MICRO+GT-MICROCERAKOTE BLUE FLAME |AR-15 Mil-Spec Upper Receiver - Made In U.S.A | 223UP-BLUCERAKOTE PNK | AR-15 4" Parallelogram M-Lok Handguard - Made in USACERAKOTE CAMO BLU |AR-15 Charging Ha..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK156 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-156-AR15P/UPK-156-AR15P-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK156 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK156 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-156-AR15P/UPK-156-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK156 [ASSEMBLED]")
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARREL AND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Bright White - Made In U.S.ACERAKOTE BRIGHT WHITE | AR-15 CHARGING HANDLE |CH223-WHI-LATCH..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK157 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-157-AR15P/UPK-157-AR15P-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK157 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK157 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-157-AR15P/UPK-157-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK157 [ASSEMBLED]")
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARREL AND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Hunter Orange - Made In U.S.A CERAKOTE HUNTER ORANGE | AR-15 CHARGING HANDLE |CH..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK158 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-158-AR15P/UPK-158-AR15P-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK158 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK158 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-158-AR15P/UPK-158-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK158 [ASSEMBLED]")
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARREL AND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Red - Made In U.S.A CERAKOTE RED | AR-15 CHARGING HANDLE |CH223-RED-LATCH-0..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK159 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-159-AR15P/UPK-159-AR15P-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK159 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK159 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-159-AR15P/UPK-159-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK159 [ASSEMBLED]")
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARREL AND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Pink - Made In U.S.A CERAKOTE PINK | AR-15 CHARGING HANDLE |CH223-PNK-LATCH..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK160 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-160-AR15P/UPK-160-AR15P-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK160 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK160 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-160-AR15P/UPK-160-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK160 [ASSEMBLED]")
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARREL AND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Robins Egg - Made In U.S.ACERAKOTE ROBINS EGG | AR-15 CHARGING HANDLE |CH223-RGB..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK334 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-334-AR15P/UPK-334-AR15P-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK334 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK334 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-334-AR15P/UPK-334-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4.5'' HANDGUARD | PISTOL UPPER BUILD UPK334 [ASSEMBLED]")
New
-55 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARREL AND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE CAMO BLU |AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver - Base BLK -Pattern - BLU - Made In U.S.ACERAKOTE BLUE FLAME |AR-15 Charging HandleCERAKOTE BLUE FLA..
$269.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK151 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-151-AR15P/UPK-151-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK151 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK151 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-151-AR15P/UPK-151-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK151 [ASSEMBLED]")
-53 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARRELAND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICRO CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Bright White - Made In U.S.A CERAKOTEBRIGHT WHITE | AR-15 CHARGING HANDLE ..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK152 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-152-AR15P/UPK-152-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK152 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK152 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-152-AR15P/UPK-152-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK152 [ASSEMBLED]")
-53 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARRELAND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Hunter Orange - Made In U.S.A CERAKOTE HUNTER ORANGE | AR-15 CHARGING ..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK153 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-153-AR15P/UPK-153-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK153 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK153 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-153-AR15P/UPK-153-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK153 [ASSEMBLED]")
-53 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARRELAND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Red - Made In U.S.A CERAKOTE RED | AR-15 CHARGING HANDLE | CH223-RED-LATCH-01&nb..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK154 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-154-AR15P/UPK-154-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK154 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK154 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-154-AR15P/UPK-154-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK154 [ASSEMBLED]")
-53 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARRELAND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Pink - Made In U.S.A CERAKOTE PINK | AR-15 CHARGING HANDLE | CH223-PNK-LATCH-01&..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK155 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-155-AR15P/UPK-155-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK155 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK155 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-155-AR15P/UPK-155-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK155 [ASSEMBLED]")
-53 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARRELAND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Black
and Robins Egg - Made In U.S.A CERAKOTE ROBINS EGG | AR-15 CHARGING HANDLE | CH..
$279.99 $599.99
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK331 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-331-AR15P/UPK-331-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK331 [ASSEMBLED]")
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK331 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-331-AR15P/UPK-331-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK331 [ASSEMBLED]")
New
-53 %
5'' 5.56 NATO 1:5 5R TWIST NITRIDE PISTOL BARRELAND MICRO GAS TUBE | MADE IN U.S.A | BRPIS-MICRO+GT-MICROCERAKOTE CAMO BLU |AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver - Base BLK -Pattern - BLU - Made In U.S.A CERAKOTE BLUE FLAME |AR-15 Charging Handle ..
$279.99 $599.99
![AR-15 .223/5.56 16" Barrel W/ Handguard Size Option | Carbine Upper Build UPK134 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-134-AR15C/0-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ Handguard Size Option | Carbine Upper Build UPK134 [ASSMBLED]")
![AR-15 .223/5.56 16" Barrel W/ Handguard Size Option | Carbine Upper Build UPK134 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-134-AR15C/1-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ Handguard Size Option | Carbine Upper Build UPK134 [ASSMBLED]")
-55 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Flat
Dark Earth and Burnt Bronze - Made In U.S.AAR-15 Charging Handle | Latch 01AR-15 Ejection Port Cover | Dust Cover Assembly- Cerakote BBRLow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbi..
$279.99 $619.99
![AR-15 .223/5.56 16" Barrel W/ Handguard Size Option | Carbine Upper Build UPK135 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-135-AR15C/1a-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ Handguard Size Option | Carbine Upper Build UPK135 [ASSMBLED]")
![AR-15 .223/5.56 16" Barrel W/ Handguard Size Option | Carbine Upper Build UPK135 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-135-AR15C/4aaa-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ Handguard Size Option | Carbine Upper Build UPK135 [ASSMBLED]")
-55 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Flat
Dark Earth and Burnt Bronze - Made In U.S.AAR-15 Charging Handle | Latch 01AR-15 Ejection Port Cover | Dust Cover Assembly- BlackLow-Profile Micro Steel AR Gas Block.750 + Stainle..
$279.99 $619.99
![AR-15 .223/5.56 16" Barrel W/ Handguard Size Option | Carbine Upper Build UPK253 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-253-AR15C/0-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ Handguard Size Option | Carbine Upper Build UPK253 [ASSMBLED]")
![AR-15 .223/5.56 16" Barrel W/ Handguard Size Option | Carbine Upper Build UPK253 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-253-AR15C/1-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ Handguard Size Option | Carbine Upper Build UPK253 [ASSMBLED]")
-55 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Flat
Dark Earth and Burnt Bronze - Made In U.S.A16"5.56 Nato 1:7 Twist Parkerized Barrel | Carbine Length Gas System | Made inU.S.AAR-15 ChargingHandle | Latch 01AR-15Ejection Port Cover | Dust Cover Asse..
$279.99 $619.99
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard | Pistol Upper Build UPK130 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-130-AR15P/UPK-130-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard | Pistol Upper Build UPK130 [ASSMBLED]")
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard | Pistol Upper Build UPK130 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-130-AR15P/UPK-130-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard | Pistol Upper Build UPK130 [ASSMBLED]")
-53 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Flat
Dark Earth and Burnt Bronze - Made In U.S.A5'' 5.56 NATO 1:5 5R Twist Nitride Pistol Barrel and Micro Gas Tube | Made in U.S.AAR-15/.223/5.56 Birdcage Muzzle Brake W/ Crush WasherAR-15 Chargi..
$279.99 $599.99
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard |Pistol Upper Build UPK131 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-131-AR15P/UPK-131-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard |Pistol Upper Build UPK131 [ASSMBLED]")
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard |Pistol Upper Build UPK131 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-131-AR15P/UPK-131-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard |Pistol Upper Build UPK131 [ASSMBLED]")
-53 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Flat
Dark Earth and Burnt Bronze - Made In U.S.A5'' 5.56 NATO 1:5 5R Twist Nitride Pistol Barrel and Micro Gas Tube | Made in U.S.AAR-15/.223/5.56 Compact Muzzle Brake 1/2"x28 PitchAR-15 Charging ..
$279.99 $599.99
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard |Pistol Upper Build UPK132 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-132-AR15P/UPK-132-AR15P-1000x1000.png "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard |Pistol Upper Build UPK132 [ASSMBLED]")
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard |Pistol Upper Build UPK132 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-132-AR15P/UPK-132-AR15P-A-1000x1000.jpg "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard |Pistol Upper Build UPK132 [ASSMBLED]")
-55 %
AR-15 Mil-Spec Upper Receiver - Made In U.S.A5'' 5.56 NATO 1:5 5R Twist Nitride Pistol Barrel and Micro Gas Tube | Made in U.S.ACERAKOTE CAMO| AR-15 Charging Handle| Flat Dark Earth and Burnt BronzeCERAKOTE CAMO| AR-15 Ejection Port Cover | Dust Cover Assembly| Flat Dark Earth and Burnt Bronze.7..
$259.99 $579.99
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard |Pistol Upper Build UPK251 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-251-AR15P/UPK-251-AR15P-2025-1000x1000.png "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard |Pistol Upper Build UPK251 [ASSMBLED]")
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard |Pistol Upper Build UPK251 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-251-AR15P/UPK-251-AR15P-A-2025-1000x1000.jpg "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard |Pistol Upper Build UPK251 [ASSMBLED]")
-54 %
AR-15/47/9/300Custom Lightweight Side Cut Billet Upper Receiver - Made In U.S.A5'' 5.56 NATO 1:5 5R Twist Nitride Pistol Barrel and Micro Gas Tube
| Made in U.S.AAR-15/.223/5.56 Stainless Steel Muzzle Brake Tri Port Sides w/ Solid Top-Bottom - Cerakote BlackCERAKOTECAMO| AR-15 Charging..
$279.99 $609.99
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK133 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-133-AR15P/1-1000x1000.png "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK133 [ASSMBLED]")
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK133 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-133-AR15P/2aaa-1000x1000.jpg "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK133 [ASSMBLED]")
-55 %
CERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Flat
Dark Earth and Burnt Bronze - Made In U.S.A7" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made in U.S.AAR-15 Charging Handle | Latch 01CERAKOTE CAMO| AR..
$269.99 $599.99
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK252 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-252-AR15P/0%2024a%20UPK-252-AR15P-1000x1000.png "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK252 [ASSMBLED]")
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK252 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-252-AR15P/2aaa-1000x1000.jpg "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK252 [ASSMBLED]")
-55 %
7"5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made in U.S.ACERAKOTE
CAMO| AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Flat
Dark Earth and Burnt Bronze - Made In U.S.AAR-15 ChargingHandle | Latch 01AR-15Ejection Port Cover | Dust Cover Assembly-CERA..
$269.99 $599.99
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK295 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-295-AR15P/1-1000x1000.png "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK295 [ASSMBLED]")
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK295 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-295-AR15P/2-1000x1000.jpg "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard | PISTOL UPPER BUILD UPK295 [ASSMBLED]")
-57 %
7" 5.56 NATO 1:7
Twist Parkerized Pistol Barrel | Made in U.S.ACERAKOTE CAMO|
AR-15/47/9/300 Custom Lightweight Side Cut Billet Upper Receiver | Flat Dark
Earth and Burnt Bronze - Made In U.S.A CERAKOTE BURNT BRONZE |
AR-15 7'' Angle Cut Clamp on M-LOK Handguard - Made in U.S.ACERAKOTE BURN..
$259.99 $599.99
![AR-15 .223/5.56 " Barrel W/ 7'' Handguard |Pistol Upper Build UPK186 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-186-AR15P/1-1000x1000.png "AR-15 .223/5.56 \" Barrel W/ 7'' Handguard |Pistol Upper Build UPK186 [ASSEMBLED]")
![AR-15 .223/5.56 " Barrel W/ 7'' Handguard |Pistol Upper Build UPK186 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-186-AR15P/2-1000x1000.jpg "AR-15 .223/5.56 \" Barrel W/ 7'' Handguard |Pistol Upper Build UPK186 [ASSEMBLED]")
-52 %
CERAKOTE SPLATTER| AR-15 MIL-SPEC UPPER RECEIVER -BASE BRIGHT WHITE- PATTERN- RGB-RED-PNK-ORG-LEM-ZBG- MADE IN U.S.A7" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made in U.S.AAR-15 Charging Handle | Latch 01AR-15 Ejection Port Cover..
$279.99 $579.99
![AR-15 .223/5.56 10" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK148 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-148-AR15P/0%201%2025-1000x1000.jpg "AR-15 .223/5.56 10\" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK148 [ASSMBLED]")
![AR-15 .223/5.56 10" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK148 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-148-AR15P/2-1000x1000.png "AR-15 .223/5.56 10\" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK148 [ASSMBLED]")
-56 %
CERAKOTE SPLATTER| AR-15 MIL-SPEC UPPER RECEIVER -BASE BRIGHT WHITE- PATTERN- RGB-RED-PNK-ORG-LEM-ZBG- MADE IN U.S.A10.5" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made In U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - ..
$279.99 $639.99
![AR-15 .223/5.56 16" Barrel W/ 12'' Handguard | CARBINE UPPER BUILD UPK149 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-149-AR15C/0%201%2025-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ 12'' Handguard | CARBINE UPPER BUILD UPK149 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel W/ 12'' Handguard | CARBINE UPPER BUILD UPK149 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-149-AR15C/2-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ 12'' Handguard | CARBINE UPPER BUILD UPK149 [ASSEMBLED]")
-55 %
Low-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]CERAKOTE SPLATTER| AR-15 MIL-SPEC UPPER RECEIVER -BASE BRIGHT WHITE- PATTERN- RGB-RED-PNK-ORG-LEM-ZBG- MADE IN U.S.ACERAKOTE SPLATTER| AR-15 ANGLE CUT CLAMP..
$299.99 $659.99
![AR-15 .223/5.56 16" BARREL W/ 15'' HANDGUARD | CARBINE UPPER BUILD UPK150 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-150-AR15C/0%201%2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ 15'' HANDGUARD | CARBINE UPPER BUILD UPK150 [ASSEMBLED]")
![AR-15 .223/5.56 16" BARREL W/ 15'' HANDGUARD | CARBINE UPPER BUILD UPK150 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-150-AR15C/2-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ 15'' HANDGUARD | CARBINE UPPER BUILD UPK150 [ASSEMBLED]")
-56 %
16" 5.56 Nato 1:8 Twist Nitride Government Profile (Socom) Barrel | Made in U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]CERAKOTE SPLATTER| AR-15 MIL-SPEC UPPER RECEIVER -BASE BRIGHT WHITE- PATTERN- RGB-R..
$299.99 $679.99
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard | Pistol Upper Build UPK234 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-234-AR15P/0%200%2025ab-1000x1000.png "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard | Pistol Upper Build UPK234 [ASSEMBLED]")
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard | Pistol Upper Build UPK234 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-234-AR15P/0%208%2025a-1000x1000.jpg "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard | Pistol Upper Build UPK234 [ASSEMBLED]")
-55 %
CERAKOTE SPLATTER| AR-15 MIL-SPEC UPPER RECEIVER -BASE BRIGHT WHITE- PATTERN- RGB-RED-PNK-ORG-LEM-ZBG- MADE IN U.S.A5'' 5.56 NATO 1:5 5R Twist Nitride Pistol Barrel and Micro Gas Tube | Made in U.S.A.750 Low Profile Steel Gas Block with Roll Pins & Wrench -BlackCerakote
Splatter| AR-15 4'' ..
$289.99 $639.99
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard| PISTOL UPPER BUILD UPK147 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-147-AR15P/0%201%2025-1000x1000.jpg "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard| PISTOL UPPER BUILD UPK147 [ASSEMBLED]")
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard| PISTOL UPPER BUILD UPK147 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-147-AR15P/2-1000x1000.png "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard| PISTOL UPPER BUILD UPK147 [ASSEMBLED]")
-53 %
CERAKOTE SPLATTER| AR-15 MIL-SPEC UPPER RECEIVER -BASE BRIGHT WHITE- PATTERN- RGB-RED-PNK-ORG-LEM-ZBG- MADE IN U.S.A7" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made in U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Pis..
$279.99 $599.99
![AR-15 .223/5.56 10" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK144 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-144-AR15P/0%2025a-1000x1000.png "AR-15 .223/5.56 10\" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK144 [ASSMBLED]")
![AR-15 .223/5.56 10" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK144 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-144-AR15P/2%20a25-1000x1000.jpg "AR-15 .223/5.56 10\" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK144 [ASSMBLED]")
-55 %
Cerakote
Splatter| AR-15 Mil-Spec Upper Receiver -BASE FDE- PATTERN-BBR-ODG-GOLD- MADE
IN U.S.A10.5" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made In U.S.AAR-15/.223/5.56 Stainless Steel 4 Prong Flash hider Muzzle Brake- BlackAR-15 Charging Handle | Latch 01- FDEAR-15 Eje..
$269.99 $599.99
![AR-15 .223/5.56 16" Barrel W/ 15'' Handguard |CARBINE UPPER BUILD UPK146 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-146-AR15C/0%2025a-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ 15'' Handguard |CARBINE UPPER BUILD UPK146 [ASSMBLED]")
![AR-15 .223/5.56 16" Barrel W/ 15'' Handguard |CARBINE UPPER BUILD UPK146 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-146-AR15C/2%20a25-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ 15'' Handguard |CARBINE UPPER BUILD UPK146 [ASSMBLED]")
-58 %
Cerakote
Splatter| AR-15 Mil-Spec Upper Receiver -BASE FDE- PATTERN-BBR-ODG-GOLD- MADE
IN U.S.AAR-15/.223/5.56 Birdcage Muzzle Brake W/ Crush WasherAR-15 Charging Handle | Latch 01- BLACKAR-15 Ejection Port Cover | Dust Cover Assembly- FDEForward
Assist Complete Mil Spec Assem..
$269.99 $639.99
![AR-15 .223/5.56 16" Barrel W/ 12'' Handguard |CARBINE UPPER BUILD UPK145 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-145-AR15C/0%2025a-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ 12'' Handguard |CARBINE UPPER BUILD UPK145 [ASSMBLED]")
![AR-15 .223/5.56 16" Barrel W/ 12'' Handguard |CARBINE UPPER BUILD UPK145 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-145-AR15C/2%2025a-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ 12'' Handguard |CARBINE UPPER BUILD UPK145 [ASSMBLED]")
-56 %
Cerakote
Splatter| AR-15 Mil-Spec Upper Receiver -BASE FDE- PATTERN-BBR-ODG-GOLD- MADE
IN U.S.AAR-15/.223/5.56 Nato Steel Shark Muzzle Brake 1/2x28 Pitch Thread W/Crush Washer- BLACKAR-15 Charging Handle | Latch 01- BLACKAR-15 Ejection Port Cover | Dust Cover Assembly- FDEForwa..
$269.99 $619.99
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard | PISTOL UPPER BUILD UPK250 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-250-AR15P/1-1000x1000.png "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard | PISTOL UPPER BUILD UPK250 [ASSMBLED]")
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard | PISTOL UPPER BUILD UPK250 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-250-AR15P/2-1000x1000.jpg "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard | PISTOL UPPER BUILD UPK250 [ASSMBLED]")
-56 %
Out Of Stock
5'' 5.56 NATO 1:5 5RTwist Nitride Pistol Barrel and Micro Gas Tube | Made in U.S.ACERAKOTE SPLATTER |AR-15 Mil-Spec Upper Receiver -BASE FDE- PATTERN-BBR-ODG-GOLD- MADE IN U.S.ACERAKOTE SPLATTER |AR-15 4'' Combat Modular M-Lok Handguard "C" Cut -BASE FDE- PATTERN-BBR-ODG-GOLDAR-15 Charging Handle |L..
$279.99 $639.99
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard | Pistol Upper Build UPK143 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-143-AR15P/0%2025a-1000x1000.png "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard | Pistol Upper Build UPK143 [ASSMBLED]")
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard | Pistol Upper Build UPK143 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-143-AR15P/2%2025a-1000x1000.jpg "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard | Pistol Upper Build UPK143 [ASSMBLED]")
-55 %
7" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made in U.S.ACerakote
Splatter| AR-15 Mil-Spec Upper Receiver -BASE FDE- PATTERN-BBR-ODG-GOLD- MADE
IN U.S.AAR-15 Charging Handle | Latch 01AR-15 Ejection Port Cover | Dust Cover Assembly- FDEForward
Assist Complete Mil Spec As..
$259.99 $579.99
![AR-15 .223/5.56 10" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK127 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-127-AR15P/1-1000x1000.png "AR-15 .223/5.56 10\" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK127 [ASSMBLED]")
![AR-15 .223/5.56 10" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK127 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-127-AR15P/2-1000x1000.jpg "AR-15 .223/5.56 10\" Barrel W/ 10'' Handguard |PISTOL UPPER BUILD UPK127 [ASSMBLED]")
-53 %
10.5" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made In U.S.AAR-15/.223/5.56 Stainless Steel 4 Prong Flash hider Muzzle BrakeCerakote Splatter| AR-15 Mil-Spec Upper Receiver -Base Sniper Gray- Pattern- Red- Pink- Robins Egg- Made in U.S.AAR-15 Charging ..
$279.99 $599.99
![AR-15 .223/5.56 16" Barrel W/ 12'' Handguard |CARBINE UPPER BUILD UPK128 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-128-AR15C/1-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ 12'' Handguard |CARBINE UPPER BUILD UPK128 [ASSMBLED]")
![AR-15 .223/5.56 16" Barrel W/ 12'' Handguard |CARBINE UPPER BUILD UPK128 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-128-AR15C/2-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ 12'' Handguard |CARBINE UPPER BUILD UPK128 [ASSMBLED]")
-55 %
AR-15/.223/5.56 Nato Steel Shark Muzzle Brake 1/2x28 Pitch Thread W/Crush WasherCerakote Splatter| AR-15 Mil-Spec Upper Receiver -Base Sniper Gray- Pattern- Red- Pink- Robins Egg- Made in U.S.AAR-15 Charging Handle | Latch 01AR-15 Ejection Port Cover | Dust ..
$279.99 $619.99
![AR-15 .223/5.56 16" Barrel W/ 15'' Handguard | Carbine Upper Build UPK125 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-125-AR15C/UPK-125-AR15C-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ 15'' Handguard | Carbine Upper Build UPK125 [ASSMBLED]")
![AR-15 .223/5.56 16" Barrel W/ 15'' Handguard | Carbine Upper Build UPK125 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-125-AR15C/UPK-125-AR15C-1-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ 15'' Handguard | Carbine Upper Build UPK125 [ASSMBLED]")
-56 %
Cerakote Splatter| AR-15 Angle Cut Clamp on M-LOK Handguard-Base Sniper Gray- Pattern- Red- Pink- Robins Egg- Made in U.S.A- 15 InchAR-15/.223/5.56 Birdcage Muzzle Brake W/ Crush WasherCerakote Splatter| AR-15 Mil-Spec Upper Receiver -Base Sn..
$279.99 $639.99
![AR-15 .223/5.56 16" Barrel W/ 15'' Handguard |CARBINE UPPER BUILD UPK129 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-129-AR15C/1%2024-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ 15'' Handguard |CARBINE UPPER BUILD UPK129 [ASSMBLED]")
![AR-15 .223/5.56 16" Barrel W/ 15'' Handguard |CARBINE UPPER BUILD UPK129 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-129-AR15C/2%2024-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ 15'' Handguard |CARBINE UPPER BUILD UPK129 [ASSMBLED]")
-55 %
AR-15/.223/5.56 Compact Muzzle Brake 1/2"x28 PitchCerakote Splatter| AR-15 Mil-Spec Upper Receiver -Base Sniper Gray- Pattern- Red- Pink- Robins Egg- Made in U.S.AAR-15 Charging Handle | Latch 01AR-15 Ejection Port Cover | Dust Cover Assembly..
$299.99 $659.99
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard | PISTOL UPPER BUILD UPK249 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-249-AR15P/1-1000x1000.png "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard | PISTOL UPPER BUILD UPK249 [ASSMBLED]")
![AR-15 .223/5.56 5" Barrel W/ 4'' Handguard | PISTOL UPPER BUILD UPK249 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-249-AR15P/2-1000x1000.jpg "AR-15 .223/5.56 5\" Barrel W/ 4'' Handguard | PISTOL UPPER BUILD UPK249 [ASSMBLED]")
-56 %
Out Of Stock
5'' 5.56 NATO 1:5 5RTwist Nitride Pistol Barrel and Micro Gas Tube | Made in U.S.ACERAKOTE SPLATTER |AR-15 Mil-Spec Upper Receiver -Base Sniper Gray- Pattern- Red- Pink- RobinsEgg- Made in U.S.ACERAKOTE SPLATTER |AR-15 4'' Combat Modular M-Lok Handguard "C" Cut -Base Sniper Gray-Pattern- Red- Pink- ..
$279.99 $639.99
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard | Pistol Upper Build UPK126 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-126-AR15P/1-1000x1000.png "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard | Pistol Upper Build UPK126 [ASSMBLED]")
![AR-15 .223/5.56 7" Barrel W/ 7'' Handguard | Pistol Upper Build UPK126 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-126-AR15P/2-1000x1000.jpg "AR-15 .223/5.56 7\" Barrel W/ 7'' Handguard | Pistol Upper Build UPK126 [ASSMBLED]")
-53 %
Cerakote Splatter| AR-15 Angle Cut Clamp on M-LOK Handguard-Base Sniper Gray- Pattern- Red- Pink- Robins Egg- Made in U.S.A- 7 Inch7" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made in U.S.AAR-15/.223/5.56 Birdcage Muzzle Brake W/ Crush Washer..
$269.99 $579.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK181 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-181-AR15C/UPK-181-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK181 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK181 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-181-AR15C/UPK-181-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK181 [ASSMBLED]")
-57 %
AR-15 MIL-SPEC UPPER RECEIVER |223UP-WHIAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE BRIGHT WHITE |A..
$259.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK182 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-182-AR15C/UPK-182-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK182 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK182 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-182-AR15C/UPK-182-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK182 [ASSMBLED]")
-57 %
AR-15 MIL-SPEC UPPER RECEIVER |223UP-ORGAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE BLACK |AR-..
$259.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK183 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-183-AR15C/UPK-183-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK183 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK183 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-183-AR15C/UPK-183-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK183 [ASSMBLED]")
-57 %
AR-15 MIL-SPEC UPPER RECEIVER |223UP-REDAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE RED |..
$259.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK184 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-184-AR15C/UPK-184-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK184 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK184 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-184-AR15C/UPK-184-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK184 [ASSMBLED]")
-57 %
AR-15 MIL-SPEC UPPER RECEIVER |223UP-PNKAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE PINK ..
$259.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK185 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-185-AR15C/UPK-185-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK185 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK185 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-185-AR15C/UPK-185-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK185 [ASSMBLED]")
-57 %
AR-15 MIL-SPEC UPPER RECEIVER |223UP-RGBAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE ROBINS EGG..
$259.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK243 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-243-AR15C/UPK-243-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK243 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK243 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-243-AR15C/UPK-243-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK243 [ASSMBLED]")
-57 %
AR-15 MIL-SPEC UPPER RECEIVER |223UP-LEMAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE ROBINS EGG..
$259.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK244 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-244-AR15C/UPK-244-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK244 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK244 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-244-AR15C/UPK-244-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK244 [ASSMBLED]")
-57 %
AR-15 MIL-SPEC UPPER RECEIVER |223UP-ZBGAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE ROBINS EGG..
$259.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK245 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-245-AR15C/UPK-245-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK245 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK245 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-245-AR15C/UPK-245-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK245 [ASSMBLED]")
-57 %
AR-15 MIL-SPEC UPPER RECEIVER |223UP-BBRAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE ROBINS EGG..
$259.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK246 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-246-AR15C/UPK-246-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK246 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK246 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-246-AR15C/UPK-246-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK246 [ASSMBLED]")
-57 %
AR-15 MIL-SPEC UPPER RECEIVER |223UPC-FDEAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE ROBINS EG..
$259.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK247 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-247-AR15C/UPK-247-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK247 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK247 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-247-AR15C/UPK-247-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK247 [ASSMBLED]")
-57 %
AR-15 MIL-SPEC UPPER RECEIVER |223UPC-ODAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE ROBINS EGG..
$259.99 $609.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK338 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-338-AR15C/UPK-338-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK338 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK338 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-338-AR15C/UPK-338-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK338 [ASSMBLED]")
New
-57 %
CERAKOTE BLUE FLAME |AR-15 Mil-Spec Upper Receiver - Made In U.S.AAR-15 CHARGING HANDLE | CH223AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223FORWARD ASSIST COMPLETE MIL SPECASSEMBLY | ARFALOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-..
$259.99 $609.99
![AR-15 .223/5.56 7.5" Barrel W/ 7" Handguard Cerakote Color Option |Pistol Upper Build UPK248 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-248-AR15P/UPK-248-AR15P-2025---1000x1000.png "AR-15 .223/5.56 7.5\" Barrel W/ 7\" Handguard Cerakote Color Option |Pistol Upper Build UPK248 [ASSEMBLED]")
![AR-15 .223/5.56 7.5" Barrel W/ 7" Handguard Cerakote Color Option |Pistol Upper Build UPK248 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-248-AR15P/UPK-248-AR15P-2025-BBR-1000x1000.png "AR-15 .223/5.56 7.5\" Barrel W/ 7\" Handguard Cerakote Color Option |Pistol Upper Build UPK248 [ASSEMBLED]")
-55 %
7" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel
| Made in U.S.AAR-15/.223/5.56 9 Baffles Muzzle BrakeAR-15 Charging HandleAR-15 EJECTION PORT DOOR COVER | PATRIOTIC W/ CALIBER ENGRAVING.750 Low Profile MicroGas Block And Silver Pistol Length Gas Tube [Assembled]Color Acessory OptionsBurnt Bronz..
$239.99 $529.99
![CERAKOTE OPTIONS|AR-15 16'' BARREL 10'' HANDGUARD | CARBINE UPPER BUILD UPK140 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-140-AR15C/0aaa-1000x1000.png "CERAKOTE OPTIONS|AR-15 16'' BARREL 10'' HANDGUARD | CARBINE UPPER BUILD UPK140 [ASSEMBLED]")
![CERAKOTE OPTIONS|AR-15 16'' BARREL 10'' HANDGUARD | CARBINE UPPER BUILD UPK140 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-140-AR15C/2-1000x1000.png "CERAKOTE OPTIONS|AR-15 16'' BARREL 10'' HANDGUARD | CARBINE UPPER BUILD UPK140 [ASSEMBLED]")
-56 %
16" 5.56 Nato 1:8 Twist Nitride Government Profile (Socom) Barrel | Made in U.S.AAR-15 Charging Handle | Latch OptionAR-15 Ejection Port Cover | Dust Cover AssemblyForward Assist Complete Mil Spec AssemblyLow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled..
$239.99 $549.99
![AR-15 .223/5.56 5" Barrel 4" Handguard M Lok| PISTOL UPPER BUILD UPK229 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-229-AR15P/0x-1000x1000.png "AR-15 .223/5.56 5\" Barrel 4\" Handguard M Lok| PISTOL UPPER BUILD UPK229 [ASSEMBLED]")
![AR-15 .223/5.56 5" Barrel 4" Handguard M Lok| PISTOL UPPER BUILD UPK229 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-229-AR15P/1x-1000x1000.png "AR-15 .223/5.56 5\" Barrel 4\" Handguard M Lok| PISTOL UPPER BUILD UPK229 [ASSEMBLED]")
-57 %
5'' 5.56 NATO 1:5 5R Twist Nitride Pistol Barrel and Micro Gas Tube | Made in U.S.AAR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - Black.750 Low Profile Steel Gas Block with Roll Pins & Wrench -BlackAR-15 4"Parallelogram M-Lok Handguard - Made in USAOptionsBLA..
$259.99 $609.99
![AR-15 .223/5.56 7" Barrel 7" Handguard M Lok| PISTOL UPPER BUILD UPK230 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-230-AR15P/00%20%200%2025-1000x1000.png "AR-15 .223/5.56 7\" Barrel 7\" Handguard M Lok| PISTOL UPPER BUILD UPK230 [ASSEMBLED]")
![AR-15 .223/5.56 7" Barrel 7" Handguard M Lok| PISTOL UPPER BUILD UPK230 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-230-AR15P/00%201%2025-1000x1000.png "AR-15 .223/5.56 7\" Barrel 7\" Handguard M Lok| PISTOL UPPER BUILD UPK230 [ASSEMBLED]")
-59 %
7" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made in U.S.AAR-15 Mil-Spec Upper Receiver - Made In U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Pistol Length [Assembled]AR-15
7'' Free Float M-LOK Handguard with "C" Hybrid Cut-ABC LOGO- Made In
..
$239.99 $589.99
![AR-15 .223/5.56 16" Barrel 15" Handguard M Lok| CARBINE UPPER BUILD UPK231 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-231-AR15C/0%200%2025%20s-1000x1000.png "AR-15 .223/5.56 16\" Barrel 15\" Handguard M Lok| CARBINE UPPER BUILD UPK231 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel 15" Handguard M Lok| CARBINE UPPER BUILD UPK231 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-231-AR15C/UPK-231-AR15C-BLK-1000x1000.png "AR-15 .223/5.56 16\" Barrel 15\" Handguard M Lok| CARBINE UPPER BUILD UPK231 [ASSEMBLED]")
-58 %
AR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackLow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]AR-15/47/9/300AAC Clamp On Rail System- 15 InchOptionsBLACKAR-15 Charging Handle | Latch 01AR-15 Ejection Port Cover | ..
$249.99 $589.99
![AR-15 .223/5.56 7" Barrel 7" Handguard M Lok| SIDE CHARGING PISTOL UPPER BUILD UPK232 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-232-AR15P-SIDE-CHARGING/0%201%2025-1000x1000.png "AR-15 .223/5.56 7\" Barrel 7\" Handguard M Lok| SIDE CHARGING PISTOL UPPER BUILD UPK232 [ASSMBLED]")
![AR-15 .223/5.56 7" Barrel 7" Handguard M Lok| SIDE CHARGING PISTOL UPPER BUILD UPK232 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-232-AR15P-SIDE-CHARGING/UPK-232-AR15P-SIDE-CHARGING-BLK-1000x1000.png "AR-15 .223/5.56 7\" Barrel 7\" Handguard M Lok| SIDE CHARGING PISTOL UPPER BUILD UPK232 [ASSMBLED]")
-54 %
7" 5.56 NATO 1:7 Twist Parkerized Pistol Barrel | Made in U.S.AAR-15 Complete Side Charging Upper Receiver Assembly | Made in USA6.7" Stainless Steel Gas Tube - Pistol LengthR-15 M-LOK Slim Profile Free Float Handguard – Black| Made in USA| 7 INCHOptionsBLACKAR-15/.223/5...
$309.99 $669.99
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-142-AR15C-SIDE-CHARGING/0%2025-1000x1000.png "AR-15 .223/5.56 16\" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-142-AR15C-SIDE-CHARGING/1%2024-1000x1000.png "AR-15 .223/5.56 16\" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]")
-56 %
AR-15 Complete Side Charging Upper Receiver Assembly | Made in USALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Pistol Length [Assembled]AR-15/.223/5.56 Birdcage Muzzle Brake W/ Crush Washer16" 5.56 Nato 1:7 Twist Parkerized Barrel | Carbine Length Gas System | Made ..
$309.99 $699.99