Description
AERO Precision Black Nitride Bolt Carrier Group | BCGA high quality BCG that is properly staked and no obtuse machine markes. This will make a great addition to your build.FeaturesM16-cut carrierMachined from 8620 steelCarrier has forward assist serrationsBlack Nitride Finish – advanced lower friction coating that minimizes the need for lubricants and cleaningProperly staked gas key5.56 Bolt is machined from Carpenter 158 tool steelShot peenedHPT tested/MPI markedBlack O-ring insert on extractorHigh quality BCG
