Acme

A high-quality Bolt Carrier Group for your AR-10 with a superb .308/7.62 Nickel Boron BCG from ACME Machine! This .308/7.62 Nickel Boron BCG features an 8620 Tool Steel Carrier and 9310 Carpenter Steel Bolt, with a properly staked forged gas key and Grade 8 Hardware. The bolt is shot peened and hardened then Magnetic Particle Inspected. ACME Machine .308/7.62 Nickel Boron BCG is an American made product and everything you need and expect from an outstanding precision-built AR bolt carrier group! 

Specifications and Features:

- .308/7.62 Nickel Boron BCG
- 8620 Tool Steel Carrier 
- 9310 Carpenter Steel Bolt 
- Shrouded Firing Pin 
- Forged Gas Key - Properly Staked 
- Grade 8 Hardware 
- Shot Peened Hardened Bolt 
- MPI Tested 
- Tool Steel Extractor 
- Nickel Boron Finish - Inside and Out