Features and Specifications:
- Barrel Material: 4150 CMV
- Barrel Type: Button Rifled
- Barrel Caliber: 450 Bushmaster
- Barrel Twist: 1:14
- Barrel Length: 16”
- Barrel Profile: Gunner Big Bore
- Barrel Gas System: Carbine
- Inside Finish: Salt Bath Nitride
- Outside Finish: Salt Bath Nitride
- Muzzle Thread: 11/16x24 TPI
- Gas Block Diameter: .875"
- Gas Block Journal Length: 1.1"
- Barrel Extension: Big Bore barrel extension
- Weight: 1.72 lbs
- Magnetic Particle Inspected!
- Polished 11-degree Target Crown