Faxon Firearms Ar15 Barrel 5.56 Nato 12.5" 1:8 Gunner Profile Black
Faxon Firearms Ar15 Barrel 5.56 Nato 12.5" 1:8 Gunner Profile Black, Barrel Material: 4150 CMV SteelBarrel Type: Button RifledBarrel Caliber: 5.56Barrel Twist: 1:8Barrel Length: 12.5Barrel Profile: GunnerBarrel Gas System: MidInside Finish: NitrideOutside Finish: NitrideMuzzle Thread: 1/2-28 TPI (Threads Per Inch)Gas Block Diameter: .625"Gas Port Diameter: .081"Gas Block Journal Length: 1.9"Barrel Extension: M4Weight: 1.22 lbs