Aero Precision APRH100019C: The heart of every AR-15 is the bolt carrier group. It is one part you do not want to skimp out on. You need to be able to trust it to handle an insane amount of pressure. That is why these Aero BCG's are so popular, they are overbuilt and extremely well made. Grab one for your new build or an existing rifle you will not be disappointed.

Features:
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 the extractor
High-quality BCG