Description
Features:
Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt) Carrier has forward assist serrations
Shrouded firing pin
Titanium Nitrate Gold 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-RingTool Steel Extractor
High quality BCG MADE IN AMERICA