![AR-15 .223/5.56 16" Barrel W/ 15'' Handguard || Pistol Upper Build UPK99 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-99-AR15C/0%2013%20UPK-99-AR15C-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ 15'' Handguard || Pistol Upper Build UPK99 [ASSMBLED]")
![AR-15 .223/5.56 16" Barrel W/ 15'' Handguard || Pistol Upper Build UPK99 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-99-AR15C/UPK-99-AR15C%200%202024-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ 15'' Handguard || Pistol Upper Build UPK99 [ASSMBLED]")
-58 %
AR-15/.223/5.56 Birdcage Muzzle Brake W/ Crush WasherAR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackAR-15 Charging Handle | Latch 01Low-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assemb..
$239.99 $569.99
![AR-15 .223/5.56 16" BARREL 12'' HANDGUARD | CARBINE UPPER BUILD UPK101 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-101-AR15C/0%2013%20UPK-101-AR15C-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL 12'' HANDGUARD | CARBINE UPPER BUILD UPK101 [ASSEMBLED]")
![AR-15 .223/5.56 16" BARREL 12'' HANDGUARD | CARBINE UPPER BUILD UPK101 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-101-AR15C/UPK-101-AR15%200%202024-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL 12'' HANDGUARD | CARBINE UPPER BUILD UPK101 [ASSEMBLED]")
-57 %
AR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackAR-15 Charging
Handle| Flag and PumpkinAR-15 Ejection Port
Cover | Dust Cover Assembly- Pumpkin .223/5.56Low-Profile Micro
Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled..
$229.99 $529.99
![AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' Keymod Handguard option | Carbine Upper Build UPK2 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-2-AR15C/0%2018%20UPK-2-AR15C-1000x1000.jpg "AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' Keymod Handguard option | Carbine Upper Build UPK2 [ASSEMBLED]")
![AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' Keymod Handguard option | Carbine Upper Build UPK2 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-2-AR15C/2d-1000x1000.png "AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' Keymod Handguard option | Carbine Upper Build UPK2 [ASSEMBLED]")
-45 %
FKM-SBNV2 |
Handguard AR-15 Ultra Slim Key-mod Handguards V2 W/ Steel Barrel Nut| 10" 12"FML-D |
Handguard AR-15 Combat M-Lok Handguard - Black| 10" 12"AR-15 1/2x28 Birdcage Muzzle Brake W/Crush
WasherAR-15 Mil-Spec Upper Rec..
$229.99 $419.99
![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/UPK-231-AR15C-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 Ejecti..
$249.99 $589.99
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK223 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-223-AR15C-SIDE-CHARGING/UPK-223-AR15C-SIDE-CHARGING-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK223 [ASSEMBLED]")
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK223 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-223-AR15C-SIDE-CHARGING/UPK-223-AR15C-SIDE-CHARGING-10-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK223 [ASSEMBLED]")
-54 %
AR-15 COMPLETE SIDE CHARGING UPPERRECEIVER ASSEMBLY | URSBCG-ARLOW-PROFILE MICRO STEEL AR GAS BLOCK.750+ STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE GOLD | AR-15/.223/5.56 MULTIPORTED COMPENSATOR UPSILON MUZZLE BRAKE | MBR04D-GLD+TL223..
$319.99 $699.99
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK224 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-224-AR15C-SIDE-CHARGING/UPK-224-AR15C-SIDE-CHARGING-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK224 [ASSEMBLED]")
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK224 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-224-AR15C-SIDE-CHARGING/UPK-224-AR15C-SIDE-CHARGING-10-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK224 [ASSEMBLED]")
-54 %
AR-15 COMPLETE SIDE CHARGING UPPERRECEIVER ASSEMBLY | URSBCG-ARLOW-PROFILE MICRO STEEL AR GAS BLOCK.750+ STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE HUNTER ORANGE | AR-15/.223/5.56 MULTIPORTED COMPENSATOR UPSILON MUZZLE BRAKE | MBR04D-ORG+TL223..
$319.99 $699.99
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK225 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-225-AR15C-SIDE-CHARGING/UPK-225-AR15C-SIDE-CHARGING-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK225 [ASSEMBLED]")
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK225 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-225-AR15C-SIDE-CHARGING/UPK-225-AR15C-SIDE-CHARGING-10-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK225 [ASSEMBLED]")
-54 %
AR-15 COMPLETE SIDE CHARGING UPPERRECEIVER ASSEMBLY | URSBCG-ARLOW-PROFILE MICRO STEEL AR GAS BLOCK.750+ STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE BRIGHT WHITE | AR-15/.223/5.56 MULTIPORTED COMPENSATOR UPSILON MUZZLE BRAKE | MBR04D-WHI+TL223..
$319.99 $699.99
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK226 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-226-AR15C-SIDE-CHARGING/UPK-226-AR15C-SIDE-CHARGING-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK226 [ASSEMBLED]")
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK226 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-226-AR15C-SIDE-CHARGING/UPK-226-AR15C-SIDE-CHARGING-10-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK226 [ASSEMBLED]")
-54 %
AR-15 COMPLETE SIDE CHARGING UPPERRECEIVER ASSEMBLY | URSBCG-ARLOW-PROFILE MICRO STEEL AR GAS BLOCK.750+ STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE ROBINS EGG | AR-15/.223/5.56 MULTIPORTED COMPENSATOR UPSILON MUZZLE BRAKE | MBR04D-RGB+TL223..
$319.99 $699.99
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK227 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-227-AR15C-SIDE-CHARGING/UPK-227-AR15C-SIDE-CHARGING-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK227 [ASSEMBLED]")
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK227 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-227-AR15C-SIDE-CHARGING/UPK-227-AR15C-SIDE-CHARGING-10-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK227 [ASSEMBLED]")
-54 %
AR-15 COMPLETE SIDE CHARGING UPPERRECEIVER ASSEMBLY | URSBCG-ARLOW-PROFILE MICRO STEEL AR GAS BLOCK.750+ STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE RED | AR-15/.223/5.56 MULTIPORTED COMPENSATOR UPSILON MUZZLE BRAKE | MBR04D-RED+TL223..
$319.99 $699.99
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK228 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-228-AR15C-SIDE-CHARGING/UPK-228-AR15C-SIDE-CHARGING-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK228 [ASSEMBLED]")
![AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK228 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-228-AR15C-SIDE-CHARGING/UPK-228-AR15C-SIDE-CHARGING-10-1000x1000.png "AR-15 16'' BARREL W/ HANDGUARD SIZE OPTION | SIDE CHARGING UPPER BUILD UPK228 [ASSEMBLED]")
-54 %
AR-15 COMPLETE SIDE CHARGING UPPERRECEIVER ASSEMBLY | URSBCG-ARLOW-PROFILE MICRO STEEL AR GAS BLOCK.750+ STAINLESS STEEL GAS TUBE - CARBINE LENGTH [ASSEMBLED] | GTCGB-WLCERAKOTE PINK | AR-15/.223/5.56 MULTIPORTED COMPENSATOR UPSILON MUZZLE BRAKE | MBR04D-PNK+TL223..
$319.99 $699.99
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK211 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-211-AR15C/UPK-211-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK211 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK211 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-211-AR15C/UPK-211-AR15C%200%2024-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK211 [ASSMBLED]")
-55 %
AR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackCERAKOTE GRADIENT GOLD| AR-1515'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | FMLUS-15D-GLD-GRADIENTCERAKOTE GOLD | AR-15 CHARGING HANDLE| CH223-GLD-LATCH-01CERAKOTE GOLD | AR-15 EJECTION PORTCOVER | DUST COVER ASSEMBLY | DC223-GLDLOW..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK212 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-212-AR15C/UPK-212-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK212 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK212 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-212-AR15C/UPK-212-AR15C%200%2024-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK212 [ASSMBLED]")
-55 %
AR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackCERAKOTE GRADIENT HUNTER ORANGE | AR-1515'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | FMLUS-15D-ORG-GRADIENTCERAKOTE HUNTER ORANGE | AR-15 CHARGING HANDLE| CH223-ORG-LATCH-01CERAKOTE HUNTER ORANGE | AR-15 EJECTION POR..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK213 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-213-AR15C/UPK-213-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK213 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK213 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-213-AR15C/UPK-213-AR15C-0%2024-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK213 [ASSMBLED]")
-55 %
AR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackCERAKOTE GRADIENT BRIGHT WHITE | AR-1515'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | FMLUS-15D-WHI-GRADIENTCERAKOTE BRIGHT WHITE | AR-15 CHARGING HANDLE| CH223-WHI-LATCH-01CERAKOTE BRIGHT WHITE | AR-15 ..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK214 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-214-AR15C/UPK-214-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK214 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK214 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-214-AR15C/UPK-214-AR15C%200%2024-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK214 [ASSMBLED]")
-55 %
AR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackCERAKOTE GRADIENT ROBINS EGG | AR-1515'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | FMLUS-15D-RGB-GRADIENTCERAKOTE ROBINS EGG | AR-15 CHARGING HANDLE| CH223-RGB-LATCH-01CERAKOTE ROBINS EGG | AR-15 EJECTI..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK215 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-215-AR15C/UPK-215-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK215 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK215 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-215-AR15C/UPK-215-AR15C%200%2024-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK215 [ASSMBLED]")
-55 %
AR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackCERAKOTE GRADIENT RED | AR-1515'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | FMLUS-15D-RED-GRADIENTCERAKOTE RED | AR-15 CHARGING HANDLE| CH223-RED-LATCH-01CERAKOTE RED | AR-15 EJECTION PORTCOVER | DUST C..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK216 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-216-AR15C/UPK-216-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK216 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK216 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-216-AR15C/UPK-216-AR15C%200%2024-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | CARBINE UPPER BUILD UPK216 [ASSMBLED]")
-55 %
AR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackCERAKOTE GRADIENT PINK | AR-1515'' ANGLE CUT CLAMP ON M-LOK HANDGUARD | FMLUS-15D-PNK-GRADIENTCERAKOTE PINK | AR-15 CHARGING HANDLE| CH223-PNK-LATCH-01CERAKOTE PINK | AR-15 EJECTION PORTCOVER | DUS..
$279.99 $619.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK205 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-205-AR15C/UPK-205-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK205 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK205 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-205-AR15C/UPK-205-AR15C-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK205 [ASSMBLED]")
-55 %
AR-15 MIL-SPEC UPPER RECEIVER | 223UPCERAKOTE GOLD | AR-15 CHARGING HANDLE| CH223-GLD-LATCH-01CERAKOTE GOLD | AR-15 EJECTION PORTCOVER | DUST COVER ASSEMBLY | DC223-GLDCERAKOTE GOLD | FORWARD ASSISTCOMPLETE MIL SPEC ASSEMBLY | ARFA-GLDLOW-PROFILE MICRO STEEL AR GASBLOCK.750 + STAINLESS STEEL GAS TUB..
$269.99 $599.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK206 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-206-AR15C/UPK-206-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK206 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK206 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-206-AR15C/UPK-206-AR15C-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK206 [ASSMBLED]")
-55 %
AR-15 MIL-SPEC UPPER RECEIVER | 223UPCERAKOTE HUNTER ORANGE | AR-15 CHARGING HANDLE| CH223-ORG-LATCH-01CERAKOTE HUNTER ORANGE | AR-15 EJECTION PORTCOVER | DUST COVER ASSEMBLY | DC223-ORGCERAKOTE HUNTER ORANGE | FORWARD ASSISTCOMPLETE MIL SPEC ASSEMBLY | ARFA-ORGLOW-PROFILE MICRO STEEL..
$269.99 $599.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK207 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-207-AR15C/UPK-207-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK207 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK207 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-207-AR15C/UPK-207-AR15C-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK207 [ASSMBLED]")
-55 %
AR-15 MIL-SPEC UPPER RECEIVER | 223UPCERAKOTE BRIGHT WHITE | AR-15 CHARGING HANDLE| CH223-WHI-LATCH-01CERAKOTE BRIGHT WHITE | AR-15 EJECTION PORTCOVER | DUST COVER ASSEMBLY | DC223-WHICERAKOTE BRIGHT WHITE | FORWARD ASSISTCOMPLETE MIL SPEC ASSEMBLY | ARFA-WHILOW-PROFILE..
$269.99 $599.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK208 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-208-AR15C/UPK-208-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK208 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK208 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-208-AR15C/UPK-208-AR15C-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK208 [ASSMBLED]")
-55 %
AR-15 MIL-SPEC UPPER RECEIVER | 223UPCERAKOTE ROBINS EGG | AR-15 CHARGING HANDLE| CH223-RGB-LATCH-01CERAKOTE ROBINS EGG | AR-15 EJECTION PORTCOVER | DUST COVER ASSEMBLY | DC223-RGBCERAKOTE ROBINS EGG | FORWARD ASSISTCOMPLETE MIL SPEC ASSEMBLY | ARFA-RGBLOW-PROFILE MICRO..
$269.99 $599.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK209 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-209-AR15C/UPK-209-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK209 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK209 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-209-AR15C/UPK-209-AR15C-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK209 [ASSMBLED]")
-55 %
AR-15 MIL-SPEC UPPER RECEIVER | 223UPCERAKOTE RED | AR-15 CHARGING HANDLE| CH223-RED-LATCH-01CERAKOTE RED | AR-15 EJECTION PORTCOVER | DUST COVER ASSEMBLY | DC223-REDCERAKOTE RED | FORWARD ASSISTCOMPLETE MIL SPEC ASSEMBLY | ARFA-REDLOW-PROFILE MICRO STEEL AR GASBLOCK.75..
$269.99 $599.99
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK210 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-210-AR15C/UPK-210-AR15C-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK210 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK210 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-210-AR15C/UPK-210-AR15C-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK210 [ASSMBLED]")
-55 %
AR-15 MIL-SPEC UPPER RECEIVER | 223UPCERAKOTE PINK | AR-15 CHARGING HANDLE| CH223-PNK-LATCH-01CERAKOTE PINK | AR-15 EJECTION PORTCOVER | DUST COVER ASSEMBLY | DC223-PNKCERAKOTE PINK | FORWARD ASSISTCOMPLETE MIL SPEC ASSEMBLY | ARFA-PNKLOW-PROFILE MICRO STEEL AR GASBLOCK..
$269.99 $599.99
![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-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-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-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-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 HUNTER ORANGE&n..
$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-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-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-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-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-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-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-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-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-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-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-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-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-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-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-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-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 UPK176 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-176-AR15C/UPK-176-AR15C-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-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK176 [ASSMBLED]")
-55 %
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..
$279.99 $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-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-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK177 [ASSMBLED]")
-55 %
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..
$279.99 $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-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-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK178 [ASSMBLED]")
-55 %
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..
$279.99 $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-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-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK179 [ASSMBLED]")
-55 %
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..
$279.99 $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-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-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK180 [ASSMBLED]")
-55 %
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..
$279.99 $619.99
![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-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-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK171 [ASSMBLED]")
-55 %
CERAKOTE CAMO| AR-15 BILLETUPPER RECEIVER| BLACK AND BRIGHT WHITE | 223UP-BILLET-WHI-CAMCERAKOTE BRIGHT WHITE | AR-15CHARGING HANDLE | CH223-WHI-LATCH-01AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE BRIGHT WHITE | LOWPROFILE STEEL MICRO GAS BLOCK CLAMP-ON DESIGN | GB06-WHI9.75" STAI..
$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-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-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK172 [ASSMBLED]")
-55 %
CERAKOTE CAMO| AR-15 BILLETUPPER RECEIVER| BLACK AND HUNTER ORANGE | 223UP-BILLET-ORG-CAMCERAKOTE HUNTER ORANGE | AR-15CHARGING HANDLE | CH223-ORG-LATCH-01AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE HUNTER ORANGE | LOWPROFILE STEEL MICRO GAS BLOCK CLAMP-ON DESIGN | ..
$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-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-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK173 [ASSMBLED]")
-55 %
CERAKOTE CAMO| AR-15 BILLETUPPER RECEIVER| BLACK AND RED | 223UP-BILLET-RED-CAMCERAKOTE RED | AR-15CHARGING HANDLE | CH223-RED-LATCH-01AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE RED | LOWPROFILE STEEL MICRO GAS BLOCK CLAMP-ON DESIGN | GB06-RED9.75" STAINL..
$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-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-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK174 [ASSMBLED]")
-55 %
CERAKOTE CAMO| AR-15 BILLETUPPER RECEIVER| BLACK AND PINK | 223UP-BILLET-PNK-CAMCERAKOTE PINK | AR-15CHARGING HANDLE | CH223-PNK-LATCH-01AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE PINK | LOWPROFILE STEEL MICRO GAS BLOCK CLAMP-ON DESIGN | GB06-PNK9.75..
$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-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-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK175 [ASSMBLED]")
-55 %
CERAKOTE CAMO| AR-15 BILLETUPPER RECEIVER| BLACK AND ROBINS EGG | 223UP-BILLET-RGB-CAMCERAKOTE ROBINS EGG | AR-15CHARGING HANDLE | CH223-RGB-LATCH-01AR-15 EJECTION PORT COVER |DUST COVER ASSEMBLY | DC223CERAKOTE ROBINS EGG | LOWPROFILE STEEL MICRO GAS BLOCK CLAMP-ON DES..
$279.99 $619.99
![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/1-1000x1000.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 16" Barrel W/ 12'' Handguard | CARBINE UPPER BUILD UPK149 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-149-AR15C/1-1000x1000.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 UPK146 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-146-AR15C/1-1000x1000.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/2-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ 15'' Handguard |CARBINE UPPER BUILD UPK146 [ASSMBLED]")
-55 %
CERAKOTE SPLATTER| AR-15 Billet 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- ..
$289.99 $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/1-1000x1000.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/2-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ 12'' Handguard |CARBINE UPPER BUILD UPK145 [ASSMBLED]")
-55 %
CERAKOTE SPLATTER| AR-15 Billet 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 P..
$279.99 $619.99
![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%2024-1000x1000.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/FML-TC-R-2-1000x1000-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]")
-53 %
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 WasherOptions16" 5.56 Nato 1:7 Twist Parkerized Barrel | Carbine Length Gas..
$329.99 $699.99
![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 [A..
$239.99 $549.99
![CERAKOTE OPTIONS|AR-15 16'' BARREL 15'' M-LOK HANDGUARD | CARBINE UPPER BUILD UPK137 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-137-AR15C/0%20aa-1000x1000.png "CERAKOTE OPTIONS|AR-15 16'' BARREL 15'' M-LOK HANDGUARD | CARBINE UPPER BUILD UPK137 [ASSEMBLED]")
![CERAKOTE OPTIONS|AR-15 16'' BARREL 15'' M-LOK HANDGUARD | CARBINE UPPER BUILD UPK137 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-137-AR15C/2-1000x1000.png "CERAKOTE OPTIONS|AR-15 16'' BARREL 15'' M-LOK HANDGUARD | CARBINE UPPER BUILD UPK137 [ASSEMBLED]")
-53 %
16" 5.56 Nato 1:7 Twist Nitride Barrel | Made In U.S.AAR-15 TALON CHARGING HANDLE | V2AR-15 Ejection Port Cover | Dust Cover AssemblyLow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]AR-15/.223/5.56 Birdcage Muzzle Brake W/ Crush WashercE..
$289.99 $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/4-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ Handguard Size Option | Carbine Upper Build UPK135 [ASSMBLED]")
-55 %
CERAKOTE CAMO| AR-15 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 + Stainles..
$279.99 $619.99
![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 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 + S..
$279.99 $619.99
![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 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 M LOK | Carbine Upper Build UPK100 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-100-AR15C/1-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ 15\" Handguard M LOK | Carbine Upper Build UPK100 [ASSMBLED]")
![AR-15 .223/5.56 16" Barrel W/ 15" Handguard M LOK | Carbine Upper Build UPK100 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-100-AR15C/2-1000x1000.jpg "AR-15 .223/5.56 16\" Barrel W/ 15\" Handguard M LOK | Carbine Upper Build UPK100 [ASSMBLED]")
-56 %
AR-15 Red Stripped Upper Receiver | Made In USA|AR-15 Charging Handle | Latch Option 01AR-15 Ejection Port Cover | Dust Cover AssemblyLow-Profile Micro
Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]AR-15/.223/5.56 6 Baffles muzzle bra..
$249.99 $569.99
![AR-15 .223/5.56 16" Stainless Steel Barrel 15" 16'' Handguard | Carbine Upper Build UPK98 [Assembled]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-98-AR15/UPK-98-AR15-1-1000x1000.png "AR-15 .223/5.56 16\" Stainless Steel Barrel 15\" 16'' Handguard | Carbine Upper Build UPK98 [Assembled]")
![AR-15 .223/5.56 16" Stainless Steel Barrel 15" 16'' Handguard | Carbine Upper Build UPK98 [Assembled]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-98-AR15/UPK-98-AR15%200%2024-1000x1000.jpg "AR-15 .223/5.56 16\" Stainless Steel Barrel 15\" 16'' Handguard | Carbine Upper Build UPK98 [Assembled]")
-57 %
16'' 5.56 NATO 1:8 Twist Stainless Steel Barrel | Made in U.S.AAR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackAR-15 Charging Handle| Skull Stay SpookyAR-15 Ejection Port Cover | Dust Cover Assembly- Skull Stay SpookyLow-Profile Micro Steel AR Gas..
$239.99 $559.99
![AR-15 .223/5.56 16" STAINLESS STEEL BARREL 12'' HANDGUARD | CARBINE UPPER BUILD UPK97 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-97-AR15/UPK-97-AR15-1-1000x1000.png "AR-15 .223/5.56 16\" STAINLESS STEEL BARREL 12'' HANDGUARD | CARBINE UPPER BUILD UPK97 [ASSEMBLED]")
![AR-15 .223/5.56 16" STAINLESS STEEL BARREL 12'' HANDGUARD | CARBINE UPPER BUILD UPK97 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-97-AR15/UPK-97-AR15%200%2024-1000x1000.jpg "AR-15 .223/5.56 16\" STAINLESS STEEL BARREL 12'' HANDGUARD | CARBINE UPPER BUILD UPK97 [ASSEMBLED]")
-57 %
16'' 5.56 NATO 1:8 Twist Stainless Steel Barrel | Made in U.S.AAR-15/47/9/300 Custom
Lightweight Side Cut Billet Upper Receiver - BlackAR-15 Charging Handle| Jason Happy CamperAR-15 Ejection Port Cover | Dust Cover Assembly- Jason Happy CamperLow-Profile Micro Steel AR G..
$239.99 $559.99
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK138 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-138-AR15C/1-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK138 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK138 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-138-AR15C/2-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK138 [ASSEMBLED]")
-57 %
AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK138 [ASSEMBLED]
Anderson Manufacturing AR-15 Stripped Upper Receiver | Made in U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]CERAKOTE Hunter Orange| AR-15 .223 5.56 Nato Steel Shark Muzzle Brake 1/2x28Pitch Thread W/Crush WasherCERAKOTE ..
$249.99 $579.99
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK139 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-139-AR15C/1-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK139 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK139 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-139-AR15C/2-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK139 [ASSEMBLED]")
-57 %
AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK139 [ASSEMBLED]
Anderson Manufacturing AR-15 Stripped Upper Receiver | Made in U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]CERAKOTE Bright White| AR-15 .223 5.56 Nato Steel Shark Muzzle Brake 1/2x28Pitch Thread W/Crush WasherCERAKOTE B..
$249.99 $579.99
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK241 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-241-AR15C/1-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK241 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK241 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-241-AR15C/2-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK241 [ASSEMBLED]")
-57 %
AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK241 [ASSEMBLED]
Anderson Manufacturing AR-15 Stripped Upper Receiver | Made in U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]CERAKOTE LEMON ZEST OPTION| AR-15/.223/5.56 Nato Steel Shark Muzzle Brake 1/2x28 Pitch Thread W/Crush WasherCERA..
$249.99 $579.99
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK242 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-242-AR15C/1-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK242 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK242 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-242-AR15C/2-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK242 [ASSEMBLED]")
-57 %
AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK242 [ASSEMBLED]
Anderson Manufacturing AR-15 Stripped Upper Receiver | Made in U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]CERAKOTE ZOMBIE GREEN| AR-15 .223 5.56 Nato Steel Shark Muzzle Brake 1/2x28Pitch Thread W/Crush WasherCERAKOTE Z..
$249.99 $579.99
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK78 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-78-AR15C/1D-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK78 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK78 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-78-AR15C/2D-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK78 [ASSEMBLED]")
-57 %
Anderson Manufacturing AR-15 Stripped Upper Receiver | Made in U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]CERAKOTE RED|AR-15 .223 5.56 Nato Steel Shark Muzzle Brake 1/2x28Pitch Thread W/Crush WasherCERAKOTE RED| AR-15 ..
$249.99 $579.99
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK79 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-79-AR15C/1D-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK79 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK79 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-79-AR15C/2D-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK79 [ASSEMBLED]")
-57 %
Anderson Manufacturing AR-15 Stripped Upper Receiver | Made in U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]CERAKOTE PINK| AR-15 .223 5.56 Nato Steel Shark Muzzle Brake 1/2x28Pitch Thread W/Crush WasherCERAKOTE PINK| AR-..
$249.99 $579.99
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK80 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-80-AR15C/1D-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK80 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK80 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-80-AR15C/2D-1000x1000.png "AR-15 .223/5.56 16\" Barrel W/ M Lok Handguard Length Options| Carbine Upper Build UPK80 [ASSEMBLED]")
-57 %
Anderson Manufacturing AR-15 Stripped Upper Receiver | Made in U.S.ALow-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Carbine Length [Assembled]CERAKOTE ROBINS EGG| AR-15 .223 5.56 Nato Steel Shark Muzzle Brake 1/2x28Pitch Thread W/Crush WasherCERAKOTE ROB..
$249.99 $579.99
![AR-15 .223/5.56 16" Barrel 12" Keymod Handguard | Carbine Upper Build UPK73 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-73-AR15C/1d-1000x1000.png "AR-15 .223/5.56 16\" Barrel 12\" Keymod Handguard | Carbine Upper Build UPK73 [ASSEMBLED]")
![AR-15 .223/5.56 16" Barrel 12" Keymod Handguard | Carbine Upper Build UPK73 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-73-AR15C/2d-1000x1000.png "AR-15 .223/5.56 16\" Barrel 12\" Keymod Handguard | Carbine Upper Build UPK73 [ASSEMBLED]")
-53 %
Anderson Manufacturing AR-15 Stripped Upper Receiver | Made in U.S.AAR-15 M-LOK Lightweight Frame Rail System 12''Forward Assist Complete Mil Spec AssemblyAR-15/.223/5.56 6 Baffles muzzle brake9.75" Stainless Steel Gas Tube - Carbine Length Red Bundle..
$269.99 $569.99
![AR-15 16'' Stainless Barrel W/ 10'' 12'' 15'' M-LOK Handguard option | Side Charging Upper Build UPK61 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-61-AR15C-SIDE-CHARGING/1a-1000x1000.png "AR-15 16'' Stainless Barrel W/ 10'' 12'' 15'' M-LOK Handguard option | Side Charging Upper Build UPK61 [ASSEMBLED]")
![AR-15 16'' Stainless Barrel W/ 10'' 12'' 15'' M-LOK Handguard option | Side Charging Upper Build UPK61 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-61-AR15C-SIDE-CHARGING/2a-1000x1000.png "AR-15 16'' Stainless Barrel W/ 10'' 12'' 15'' M-LOK Handguard option | Side Charging Upper Build UPK61 [ASSEMBLED]")
-53 %
FMLUS-D | Handguard OptionAR-15 Angle Cut Clamp on M-LOK Handguard 10'' 12" 15" | Made in U.S.A.16'' 5.56 NATO 1:8 Twist Stainless Steel Barrel | Made in U.S.A AR-15 10 Baffles Muzzle Brake W/Crush WasherAR-15 Complete Side Charging Upper Receiver Assembly | Made in USAAR-15 L..
$329.99 $699.99
![AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' Quad Rail Handguard option | Carbine Upper Build UPK15 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-15-AR15C/1d-1000x1000.png "AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' Quad Rail Handguard option | Carbine Upper Build UPK15 [ASSEMBLED]")
![AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' Quad Rail Handguard option | Carbine Upper Build UPK15 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-15-AR15C/2d-1000x1000.jpg "AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' Quad Rail Handguard option | Carbine Upper Build UPK15 [ASSEMBLED]")
-54 %
FMLUS-D |
Handguard AR-15 Angle Cut Clamp on M-LOK Handguard | Made in USA| 10" 12" 15"FFAR-O- | HandguardAR-15 Extended Length One Piece Free Float Handguard| 10" 12" 15"5AML-TC-R-C |
Handguard AR-15 M-LOK Slim Free Float "C" Cut Handguard| MADE IN USA| 10" 1..
$229.99 $499.99
![AR-15 5.56 16'' Barrel W/ 10'' 12'' Keymod Handguard option | Carbine Upper Build UPK20 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-20-AR15C/1d-1000x1000.png "AR-15 5.56 16'' Barrel W/ 10'' 12'' Keymod Handguard option | Carbine Upper Build UPK20 [ASSEMBLED]")
![AR-15 5.56 16'' Barrel W/ 10'' 12'' Keymod Handguard option | Carbine Upper Build UPK20 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-20-AR15C/2d-1000x1000.png "AR-15 5.56 16'' Barrel W/ 10'' 12'' Keymod Handguard option | Carbine Upper Build UPK20 [ASSEMBLED]")
-45 %
FAR10 |
Handguard AR-15 Extended Length One Piece Free Float Handguard| 10" 12"FFKM-45HSBN-10 |
HandguardAR-15 Super Slim Key-mod Free Float Handguard 223 556 Steel Barrel Nut| 10" 12"AR-15 1/2x28 Birdcage Muzzle Brake W/Crush
Washer..
$229.99 $419.99
![AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' M-Lok Handguard option | Carbine Upper Build UPK40 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-40-AR15C/1d-1000x1000.png "AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' M-Lok Handguard option | Carbine Upper Build UPK40 [ASSEMBLED]")
![AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' M-Lok Handguard option | Carbine Upper Build UPK40 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-40-AR15C/2d-1000x1000.png "AR-15 5.56 16'' Barrel W/ 10'' 12'' 15'' M-Lok Handguard option | Carbine Upper Build UPK40 [ASSEMBLED]")
-44 %
FSSM | HandguardAR-15 M-LOK Super Slim Free Float Handguard with Steel Barrel Nut | Made in USA| 10" 12" 15"FML-R-C |
Handguard AR-15 Combat Modular M-Lok Handguard "C" Cut - Black| 10" 12" FML-TC-R-C |
Handguard AR-15 M-Lok Handguard "C" Relief Cut - Black..
$249.99 $449.99
![AR-15 5.56 16'' Barrel W/ 12'' 15'' Keymod Handguard option | Carbine Upper Build UPK5 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-5-AR15C/0%201%2024-1000x1000.png "AR-15 5.56 16'' Barrel W/ 12'' 15'' Keymod Handguard option | Carbine Upper Build UPK5 [ASSEMBLED]")
![AR-15 5.56 16'' Barrel W/ 12'' 15'' Keymod Handguard option | Carbine Upper Build UPK5 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-5-AR15C/4d-1000x1000.jpg "AR-15 5.56 16'' Barrel W/ 12'' 15'' Keymod Handguard option | Carbine Upper Build UPK5 [ASSEMBLED]")
-46 %
FML-R-12C# | HandguardAR-15 M-LOK Slim Profile Free Float Handguard – Black| Made in USA| 12" FML-TC-12 |
HandguardAR-15 Slim Key-mod Free Float Hand Guard W/Detachable Rails| 12" 15" FML-TC-R-12C# | HandguardAR-15 Slim Key-mod Free Float ..
$249.99 $459.99
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