This Premium 9mm Bolt Carrier Assembly is compatible with all GLOCK style AR builds. Maintaining a harder core than standard 8620 steel, this carrier is machined from 8620H. OD …

This Premium 9mm Bolt Carrier Assembly is compatible with all 9MM Pistol Caliber AR builds. Maintaining a harder core than standard 8620 steel, this carrier is machined from hardened …

Feature rich, high-quality, and affordable, Foxtrot Mike Products offer cutting edge solutions utilizing the highest quality materials and manufacturing processes available. This Premium …

Find your Rifle Bolts & Bolt Carrier Groups Products at Brownells with 4.4 Ratings out of 711 Reviews from verified buyers and Up To 85% Off + Coupon from Top Brands including …

The Foxtrot Mike Premium 9mm BCG features 8620H steel, nitride finish, and top-tier machining for Glock-style AR builds. Durable, reliable, and USA-made.

Each kit contains a complete Premium FM9 Bolt Carrier Group BCG, .308 Carbine Recoil Spring and a Heavy Buffer to ensure proper function on your 9MM Glock Style P.C.C. Build.

OD ground prior to machining in a pre-hardened state for improved tolerances post machining and coating. A long duration salt bath nitride finish is applied for a long service life and superior …

Features: - 8620H rated steel - Salt bath nitride finish - Ramped to accommodate both MIL-SPEC and 9mm hammers - Premium 17-4 stainless steel firing pin - Forged, precision machined …

The Foxtrot Mike Products FM-9 Bolt / Carrier Group fits 9MM AR style pistols and carbines that use lowers designed for Glock style magazines only. Machined from a single piece of premium …