![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-187-AR15P/UPK-187-AR15P-1000x1000.png)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-187-AR15P/UPK-187-AR15P-A-1000x1000.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/1-2023%20NEW-BCG-N+BCG-NB-BCG-N-HM+BCG-N2-OPTION-ADD-ON-OPTIONAL-1000x1000.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0-NEW-CH-OPTION-ADD-ON-OPTIONAL-2024-1000x1000.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0%202024-01-NEW-SIGHTS%20OPTION-ADD-ON-OPTIONAL-1000x1000.jpg)
-53 %
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-187-AR15P/UPK-187-AR15P-800x800.png)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-187-AR15P/UPK-187-AR15P-A-800x800.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/1-2023%20NEW-BCG-N+BCG-NB-BCG-N-HM+BCG-N2-OPTION-ADD-ON-OPTIONAL-800x800.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0-NEW-CH-OPTION-ADD-ON-OPTIONAL-2024-800x800.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0%202024-01-NEW-SIGHTS%20OPTION-ADD-ON-OPTIONAL-800x800.jpg)
AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK187 [ASSEMBLED]
We ship fast
Most orders usually ship out fast. Cerakote products may take 5-7 business days to process.
- Stock: In Stock
- Model: UPK-187-AR15P
Product Views: 1922
$289.99
$619.99
Available Options
AR-15 MIL-SPEC UPPER RECEIVER| 223UP
CERAKOTE GOLD | AR-15 CHARGINGHANDLE | CH223-GLD-LATCH-01
CERAKOTE GOLD | AR-15 EJECTIONPORT COVER | DUST COVER ASSEMBLY | DC223-GLD
CERAKOTE GOLD | FORWARD ASSISTCOMPLETE MIL SPEC ASSEMBLY | ARFA-GLD
CERAKOTE GOLD |AR-15/.223/5.56 MULTI PORTED COMPENSATOR UPSILON MUZZLE BRAKE |MBR04D-GLD+TL223
5'' 5.56 NATO 1:5 5R TWISTNITRIDE PISTOL BARREL AND MICRO GAS TUBE | BRPIS-MICRO+GT-MICRO
.750 LOW PROFILE STEEL GAS BLOCKWITH ROLL PINS & WRENCH -BLACK | GB01-B
WARNING to California Residents:⚠️ According to California's Proposition 65, some products sold on this website may expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.