Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly head spaced.
Features :
Features :
- 1:7 Twist 4140 Chrome moly
- 5/8X24 thread pitch
- Medium taper profile
- ,Carbine length gas port .750" gas block Journal,
Specifications:
| Barrel Length | 16.1" |
| Caliber | 300 Blackout |
| Type | Barrel |
| Type of Barrel | 1:7 |
| Description | Carbine |
| Finish/Color | Salt Bath Nitride |
