WMD Guns 9mm 1:10 Twist Nitromet Barrel

Match-quality barrel feature Nitromet salt bath nitride to give them maximum wear resistance and durability that standard barrel finishes just cant match. Barrel has a Nitromet nitrided bore treatment for longer life than chrome without affecting accuracy. Barrels are made of 4150 CrMoV, chambered for 9mm, button rifled with 1-10 twist rifling, and machined to a standard government exterior profile. ?in-28 threads on the muzzle end. Specifications for WMD Guns 9mm 1:10 Twist Nitromet Barrel: Manufacturer: WMD Guns Color: Black Finish: Nitride Cartridge: 9mm Luger Gas Block Journal Size-Diameter: .750 in Barrel Twist Rate: 1-10 Barrel Material: 4150 Chrome Moly Vanadium Gun Make: AR Platform Weight: 14 oz Condition: New Gas System Type: Blowback Caliber: .355 Caliber Gun Type: Rifle Package Contents: WMD Guns 9mm 1:10 Twist Nitromet Barrel