11.5" 1:9 HBAR Flattop Barreled Upper, Front Sight Base
$369.99
Out of stock
SKU
ARBU638
Our 11.5" HBAR Flattop Barreled Upper starts with our 5.56 chambered 11.5" HBAR barrel made from 4140 chrome moly steel utilizing the CAR length gas system. The barrel is attached to our flattop upper and uses our CAR handguards. *Does not include Bolt Carrier Group or Charging Handle*
| Caliber | 5.56x45mm NATO |
|---|---|
| Twist Rate | 1:9 Right Hand |
| Barrel Length | 11.5" |
| Barrel Type | Heavy Barrel |
| Barrel Material | 4140 Chrome Moly |
| Barrel Features | M4 Feed Ramps |
| Upper Receiver Features | "T"-Marks, Brass Deflector, Forward Assist, M4 Feedramps |
| Upper Receiver Type | Flattop |
| Upper Receiver Material | Forged Aircraft 7075 T6 Aluminum |
| Upper Receiver Coating | Type III Anodize |
| Sight / Gas Block | "F" Marked Front Sight |
| Muzzle Device | A-2 Flash Hider |
| Handguard | CAR HANDGUARD |
| Country of Manufacture | United States |
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