Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.
Features and Specifications:
- CALIBER: .300 BLK
- BARREL LENGTH: 16.1
- BARREL TWIST: 1:7
- BARREL CONTOUR: MULTI ROLE
- BARREL MATERIAL: 4140CM
- BARREL TWIST: 1:7
- MUZZLE THREAD: 5/8 X 24
- GAS PORT LOCATION: CARBINE
- GAS BLOCK: 0.750"
- FINISH: SALT BATH NITRIDE
- Material:
- 4140 CM
- Inside Finish:
- Nitride
- Outside Finish:
- Nitride
- Color:
- Black
- Barrel Type:
- Button Rifled
- Caliber:
- 300 Blackout
- Profile:
- Multi Role
- Length:
- 16.1"
- Twist:
- 1:7
- Muzzle Thread:
- 5/8x24
- Gas System:
- Carbine
- Gas Block Diameter:
- .750"
- Gas Block Journal Length:
- -
- Barrel Extension:
- M4
- Gas Block Included:
- No
