Outerwild AR15 Barrel 5.56NATO AR Platform 13.7in Government Mid Length 1-7 Twist 1/2x28 Thread Black Nitride

Outerwild AR15 Barrel 5.56NATO AR Platform 13.7in Government Mid Length 1-7 Twist 1/2x28 Thread Black Nitride. Using fully automated robotically-driven production line drill ream rifle contour and assemble our barrels from raw bar stock to the finished product. These barrels are properly stress relieved after rifling air-gauge tested and individually checked for optimal headspace. Outerwild quality control system ensures they are dimensionally correct and bores fall well within their individual tolerance ensuring superior accuracy. Specifications for Outerwild AR15 5.56NATO Barrel: Manufacturer: Outerwild Finish: Nitride Caliber: 5.56x45mm NATO Barrel Profile: Government Gas Block Journal Size-Diameter: .750 in Threads per Inch: 1/2x28 Barrel Twist Rate: 1-7 Barrel Material: 4150 Chrome Moly Vanadium Flutes: No Gun Make: AR Platform Gun Model: AR-15 Package Contents: Outerwild AR15 5.56NATO Barrel This product is compatible with the following gun models: AR-15 Outerwild 1101-0201-009-O: AR15 Barrel 5.56NATO AR Platform 13.7in Government Mid Length 1-7 Twist 1/2x28 Thread Black Nitride