Aero Precision AR-15 Bolt Carrier Group Black Nitride

This high quality bolt carrier group is a valuable addition to your AR15 build.

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