Aero Precision 5.56 Complete Black Nitride Bolt Carrier Group


Upgrade your AR-15 with Aero Precision’s 5.56 Complete Black Nitride BCG. Expertly machined from 8620 tool steel and 9310 steel, this BCG offers unmatched durability and a friction-reducing black nitride finish. Key features include forward assist serrations, staked gas key, shot peened strength, and HPT/MPI testing.

Availability: In stock SKU: APRH100615C Categories: , Tags: ,


Aero Precision 5.56 Black Nitride BCG

If you’re looking for a top quality bolt carrier group for your AR-15, you can’t go wrong with the Aero Precision 5.56 Complete Black Nitride Bolt Carrier Group. This superb BCGs machined from 8620 tool steel for the carrier and 9310 steel for the bolt and features a black nitride finish that minimizes the need for lubricants and cleaning. It’s also properly staked gas key and shot peened for maximum durability, and HPT tested/MPI marked for peace of mind. In addition, this unit comes with a black O-ring insert on extractor for optimal performance. Best of all, it’s made right here in the USA!

5.56 Black Nitride BCG Features:

  • M16-cut carrier
  • Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt)
  • Carrier has forward assist serrations
  • Black Nitride Finish – advanced lower friction coating that minimizes the need for lubricants and cleaning
  • Properly staked gas key
  • Shot peened
  • HPT tested/MPI marked
  • Black o-ring insert on extractor
  • High quality BCG
  • American Made
  • Black Nitride Finish
  • AR-15 Platform
  • Bolt Material – 9310 Steel
  • Carrier Material – 8620 Steel
  • Weight – 11.52 oz
  • SKU: APRH100615C

This Aero Precision 5.56 Black Nitride BCG pairs well with many of our Mil-spec AR-15 upper assemblies

Additional information

Weight 2 lbs


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