308 BOLT CARRIER GROUP - NICKEL BORON 8620 Steel Carrier Nickel Boron Coated Finish Staked gas key THE AR10 PLATFORM DOES NOT ENJOY A COMMON DESIGN BETWEEN MANUFACTURERS, LIKE THE AR15. AS A...

Upgrade your rifle's cycling reliability and charging efficiency with the 308 Bolt Carrier Group With Ambidextrous Charging Handle. Engineered specifically for .308 Winchester and DPMS-pattern...

Maximize the accuracy, range, and long-term reliability of your large-frame AR build with the .308 Winchester 20" Barrel and Bolt Carrier Group Combo. Designed to streamline your AR-10 assembly, this...

Supercharge your AR-10 build with the Ghost .308 Bolt Carrier Group and 18" Barrel Combo. Made in the USA and engineered specifically for DPMS-style AR-10 platform receivers, this high-performance...

LOSOK CUSTOM ARMS .308 BOLT CARRIER GROUP For AR-10/LR-308 rifles 158 Carpenter Steel Bolt with Nickel Boron Finish 8620 Steel Carrier with Black Phosphate Finish Made in the USA