AR15 - 5.56 NATO - Custom Contour - .625 Journal - Mid Gas System Length - 11.5 - SS - McGowen Precision Barrels

AR15, 5.56 NATO, 1-7" Twist, Custom Contour w/.625" Journal, .076" Gas Port Hole, Mid Gas System Length, 11.5" Long, 1/2" x 28 TPI Muzzle Threads, 11 Degree Crown, Stainless Steel Barrel

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