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SKU: GAG_100561-152029
Proof Research Barrel Features This PROOF Research pre-fit carbon fiber barrel is for AR-15. The pre-fit barrels will arrive threaded chambered and ready for installation. By designing carbon fiber barrels specifically for the AR-15 Proof has made it easy for individuals to swap barrels on their rifle. Proof Research Barrel Specifications Barrel Length: 16 Barrel Material: Carbon Fiber Barrel Twist Rate: 1:8 Barrel Type: Threaded Brand: Proof Caliber: .300 Blackout Color: Black/gray Firearm Accessories Weapon Fit: AR-15 Muzzle Thread: 5/8-24