Nitride 308 Bolt Carrier Group BCG


A quality BCG is an important element in any build. The KM Tactical Bolt Carrier Group for .308 Winchester is CNC machined from the best materials available. The carrier is crafted from 8620 steel while the bolt is carpenter 158. The 4140 billet gas key is properly staked for dependable function you can count on. Features:_x000D_
Carpenter 158 Steel bolt_x000D_
8620 steel carrier_x000D_
4140 billet extractor_x000D_
Properly staked 4140 billet gas key_x000D_
Heat treated_x000D_
Made in the U.S.A._x000D_


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