ACME AR-308 / AR-10 Mil-Spec 7.62 Complete Bolt Carrier Group Nickel Boron

Get a high quality Bolt Carrier Group for your AR with this superb .308/7.62 Nickel Boron BCG from ACME Machine ! This .308/7.62 Nickel Boron BCG with Forward Assist 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 everything you need and more than you expect from an outstanding precision built AR bolt carrier group! 

Specifications and Features:
308/7.62 Nickel Boron BCG with Forward Assist
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