Description
This high quality bolt carrier group is a valuable addition to your AR15 build. 11.52 oz.5.56 CHROME LINED PHOSPHATE BCG:
- Available with or without “A” Logo
- M16-cut carrier
- Machined from 8620 steel
- Carrier has forward assist serrations
- Mil-Spec phosphate coating
- Properly staked gas key
- Chrome lined gas key and bolt channel
- 5.56 Bolt is machined from Carpenter 158 tool steel
- Shot peened
- HPT tested/MPI marked
- Black o-ring insert on extractor
- High quality BCG
5.56 NICKEL BORON BCG
- No Aero ‘A’ Logo
- 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
5.56 BLACK NITRIDE BCG
- With or Without Aero ‘A’ Logo
- 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
