Aero’s 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.
- 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.
- Platform: AR15.
- Bolt Material: 9310 Steel.
- Carrier Material: 8620 Steel.
- Weight(s): 11.52 oz.
- Made in the USA.