Our Bolt Carrier Groups are manufactured for us by a major US Manufacturer. A trusted leader in the manufacturing of Bolt Carrier groups. They set the standard for the rest of the industry. They are widely recognized as subject matter experts in the manufacturing of these parts and you will never go wrong with choosing one.The Gas key is secured to the carrier with Grade 8 fasteners and properly staked per Mil-Specs. This insures a strong staking and proper gas system functioning. The bolt assembly is CNC machined from Carpenter 158 steel and shot peened for increased strength per Mil-Spec; includes tool steel extractor with spring and viton O-ring; firing pin chromed finished with firing pin retaining pin and cam pin.
HPT (High Pressure Tested) and MPI (Magnetic Particle Inspected).
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