![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-239-AR15P/0%20826%20UPK-239-AR15P-1000x1000.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-239-AR15P/UPK-239-AR15P-A-1000x1000.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [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 UPK239 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [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 UPK239 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0%202024-01-NEW-SIGHTS%20OPTION-ADD-ON-OPTIONAL-1000x1000.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-239-AR15P/0%20826%20UPK-239-AR15P-800x800.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-239-AR15P/UPK-239-AR15P-A-800x800.jpg)
![AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [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 UPK239 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [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 UPK239 [ASSEMBLED] AR-15 .223/5.56 5" BARREL W/ 4'' HANDGUARD | PISTOL UPPER BUILD UPK239 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0%202024-01-NEW-SIGHTS%20OPTION-ADD-ON-OPTIONAL-800x800.jpg)
- Stock: In Stock
- Model: UPK-239-AR15P
Available Options
AR-15 BILLET UPPER RECEIVER |223UP-BILLET
CERAKOTE GRADIENT RED| AR-15 4"M-LOK SUPER SLIM FREE FLOAT HANDGUARD W/ 2" & 3" M-LOK RAILSECTIONS | FML-4-RED-GRADIENT
CERAKOTE RED | AR-15 CHARGING HANDLE| CH223-RED-LATCH-01
CERAKOTE RED | AR-15 EJECTION PORTCOVER | DUST COVER ASSEMBLY | DC223-RED
CERAKOTE RED |AR-15/.223/5.56 BIRDCAGE MUZZLE BRAKE W/ CRUSH WASHER | MBR05-RED+TL223
5'' 5.56 NATO 1:5 5R TWIST NITRIDEPISTOL BARREL AND MICRO GAS TUBE | BRPIS-MICRO+GT-MICRO
.750 LOW PROFILE STEEL GAS BLOCK WITHROLL PINS & WRENCH -BLACK | GB01-B
AR-15 COMPLETE COMPACT BUFFERTUBE 3.5'' | END PLATE OPTION | ST-MICRO
CERAKOTE RED | AR-15 CARBINE STOCKRECEIVER END PLATE | P-RED
CERAKOTE RED | AR-15 LOWER RECEIVERPARTS KIT | WITHOUT GRIP & SCREW | LPK-RED-NG
CERAKOTE GRADIENT RED | ARSTANDARD A2 PISTOL GRIP | A2GRIPS-RED-GRADIENT