5.56 Nickel Boron BCG w/ Forward
5.56 Nickel Boron BCG w/ Forward Assist Complete
Our upgraded nickel boron bolt carrier group is an eye catching addition to your AR build. Mil-spec dimensions and coating ensure the highest quality and correct component interface.
-Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt)
-Carrier has forward assist serrations
-Shrouded firing pin
-Nickel Boron Coating inside and out (Bolt, Carrier, and Gas Key)
-Forged Mil-Spec gas key attached with Grade 8 hardware and Properly staked.
-5.56 Bolt is shot Peened and MPI
-Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring
-Tool Steel Extractor
-High quality BCG
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