Bootleg Inc. 12.5" 5.56 NATO 1:7 Twist Black Nitride Carbine Barrel

Bootleg Inc. is now offering their own line of barrels, that are built to their exact specifications and built to last! Specifications: Barrel Material: 4150 CMV Steel Barrel Caliber: 5.56 Barrel Twist: 1:7 Barrel Length: 12 Barrel Profile: Government Barrel Gas System: Carbine Inside Finish: QPQ Nitride Outside Finish: QPQ Nitride Muzzle Thread: 1/2-28 TPI (Threads Per Inch) Gas Block Diameter: .750 Barrel Extension: M4