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Rubber City Armory Bolt Carrier Group-5.56-Black Nitride


  • Blacknitride+ Enhanced Heat Treat Finish,
  • Precision Machined Bolt
  • RCA Stainless Steel Blacknitride+ Treated Firing Pin, Cam Pin and Retaining Pin.
  • Carrier material 8620
  • Bolt material 9310
  • Tool steel extractor and cam pin

1 in stock

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