BOLT CARRIER GROUPS
Precision AR15, AR10/LR308 and AR9/PCC Bolt Carrier Groups (BCG) and Bolts
A precision machined bolt carrier group (BCG) from AR15Parts.com will ensure smooth, reliable cycling of your AR15, AR10/LR308 or AR9/PCC though many rounds. We offer excellent components in Phosphate, Nitride, and Nickel Boron (NiB) for all popular calibers.
Our Bolt Carrier Groups (BCG) are made for us by the top US manufacturers including Aero Precision, JP Enterprises, Swan Machine, ToolCraft (PSA), and ZRO Delta.