Sons Of Liberty Gun Works Carpenter 158 Chrome 5.56 NATO Bolt Carrier Group

Sons of Liberty Gun Works Sons Of Liberty Gun Works look at the bolt carrier group as the heart of the gun. If the gas port is the lungs, then the bolt carrier group is the heart. It's what drives the entire gun. If you look at the AR platform's cycle of operations, everything happens around the bolt carrier group. Locking, unlocking, extracting, ejectinga |all of it begins with the bolt carrier group. Rebellious Stripes Marked Precision machined from Carpenter Technology No. 158 chrome-nickel alloy Heat treated per mil-spec, Shot peened per ASTM B851/SAE AMS2430S, Vibratory tumbled Individual high pressure/p Mfg: Sons Of Liberty Gun Works