M16 5.56 Bolt Carrier Group Chrome Mp - Brn M16 Bolt Carrier Group Mpi Inspect, Chrome, Not Serrated

Classic Retro Chrome M16 Bolt Carrier Groups match the finish of the bolt found on the earliest AR-15 & M16 rifles introduced. The Brownells M16 Chrome 5.56 Complete Bolt Carrier Group included a bolt machined from 9310 steel, which is magnetic particle inspected & finished with a matte silver chrome finish. The carrier is fabricated from 8620 hardened steel and also receives the same, durable chrome application. In addition to the bolt and carrier, the extractor, gas key and cam pin also are chromed to ensure all moving parts are corrosion resistant. The Brownells M16 5.56 Chrome Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle cha Mfg: Brownells