![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-2025-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-2025-10-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
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![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-2025-15-1000x1000.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2025/0%202%2025x-1000x1000-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
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![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](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 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0%202024%20Rifle%20Scope%20Add-on-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/0%201%20SIGHTS-OPTIONS-2024-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/0%202%20SIGHTS-OPTIONS-2024-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/AR15-Laser-Bore-Sight-2024-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-A-2025-10-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-A-2025-12-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-A-2025-15-1000x1000.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
New
-55 %
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-2025-800x800.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-2025-10-800x800.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-2025-12-800x800.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-2025-15-800x800.png "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2025/0%202%2025x-1000x1000-800x800.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](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 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](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 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0%202024%20Rifle%20Scope%20Add-on-800x800.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/0%201%20SIGHTS-OPTIONS-2024-800x800.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/0%202%20SIGHTS-OPTIONS-2024-800x800.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
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![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-A-2025-12-800x800.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
![AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-347-AR15C/UPK-347-AR15C-A-2025-15-800x800.jpg "AR-15 .223/5.56 16\" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]")
AR-15 .223/5.56 16" BARREL W/ HANDGUARD SIZE OPTION | CARBINE UPPER BUILD UPK347 [ASSMBLED]
We ship fast
Most orders usually ship out fast. CERAKOTE products may take 5-7 business days to process.
- Stock: In Stock
- Model: UPK-347-AR15C
Product Views: 1740
$269.99
$599.99
Available Options
AR-15 MIL-SPEC UPPER RECEIVER | 223UP
CERAKOTE GLACIER SILVER |AR-15 Charging Handle
CERAKOTE GLACIER SILVER |AR-15 Ejection Port Cover
CERAKOTE GLACIER SILVER |Forward Assist Complete Mil Spec Assembly
CERAKOTE GLACIER SILVER |AR-15/.223/5.56 Multi Ported Compensator Upsilon Muzzle Brake
HANDGUARD OPTIONS
CERAKOTE GRADIENT SLV |AR-15 10'' ANGLE CUT CLAMP ON M-LOK HANDGUARD - MADE IN USA
CERAKOTE GRADIENT SLV |AR-15 12'' ANGLE CUT CLAMP ON M-LOK HANDGUARD - MADE IN USA
CERAKOTE GRADIENT SLV |AR-15 15'' ANGLE CUT CLAMP ON M-LOK HANDGUARD - MADE IN USA
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