Anderson .223/5.56 M16 Bolt Carrier Group - Black Nitride - B2-K630-AA00-OP


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Product Description

Nitrided M16 Bolt Carrier Group, made from 8620 steel, Bolt is made from 9310 steel MPI Tested. The 223 Bolt and Bolt Carrier Assembly comes complete with cam pin , firing pin and firing pin retainer.

Specifications and Features:

  • 223 / 5.56 bolt assembly is compatible with .300BLK as well!
  • Fully mil-spec construction
  • Durable Nitride finish
  • 9310 steel bolt is MPI tested
  • 8620 steel full-shroud M16 style bolt carrier
  • Properly staked gas key

This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.