Faxon Firearms Duty Series AR15 Barrel 5.56NATO 1:8 Twist 4150 Nitride – 16″ | Pencil Profile | Mid Length

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

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