Faxon Firearms 15A58m16npq Duty Series 5.56X45mm Nato 16" Target Crown Qpq Black Nitride 4150 Steel Barrel Fits Ar15/M16

Quality is imbued into our barrels from the start. We start with the best materials, either certified 4150 Mil-Spec steel or 416-R Stainless. From there, each barrel goes through a battery of tests at each operation until finished in Nitride and final inspected. All barrels are individually checked for headspace by precision custom hardened gauges. Technical Specifications Barrel Material: 4150 CMV Steel Barrel Type: Button Rifled Barrel Caliber: 5.56 Barrel Twist: 1:8 Barrel Length: 16” Barrel Profile: Pencil Barrel Gas System: Mid Inside Finish: Nitride Outside Finish: Nitride Muzzle Thread: 1/2-28 Gas Block Diameter: .625" Gas Block Journal Length: 1.1" Barrel Extension: M4 Weight: 1.20 lbs Magnetic Particle Inspected! 11-degree Target Crown