M16 (BCG) BOLT CARRIER GROUP (556 & .300 Blackout)
M16 (BCG) BOLT CARRIER GROUP (556 & .300 Blackout)
M16 (BCG) BOLT CARRIER GROUP (556 & .300 Blackout)

M16 (BCG) BOLT CARRIER GROUP (556 & .300 Blackout)

Regular price $125.00 Sale

  • Black Nitride Coated Chrome Lined 
  • Milspec Carpenter No. 158® steel bolt
  • MPI Tested Bolt
  • Gas Key Hardened to USGI Specifications
  • Gas Key Grade 8 Hardened Fasteners
  • Gas Key Staked Per Mil-Spec
  • Tool Steel Extractor
  • Extractor Spring
  • Extractor O-ring Insert
  • 223/5.56/300 Blackout