LBE Unlimited, 556 Bolt Carrier Group, Nickel Boron Coated
M16-cut carrierMachined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt)Carrier has forward assist serrationsBlack Nitride Finish - advanced lower friction coating that minimizes the need for lubricants and cleaningProperly staked gas keyShot...
Rise Armament, Bolt Carrier Group, .223/5.56, Black Finish
This M5 .308/7.62 bolt carrier is a firing mechanism for your big-bore rifle build. It features a mil-spec phosphate finish, is made of steel, chrome lined gas key and firing pin channel, and has forward assist serrations. The bolt features double...
Bootleg, 5.56 Lightweight Bolt Carrier Group, Machined from 4140, Nitride Coating, Mil Spec Configuration, Staked Mil Spec Gas Key
LanTac USA LLC, 308 Enhanced BCG, Black Nitride
CMMG, AR Conversion Kit, 22LR, Stainless Steel Bolt Group, 3 Magazines, 25Rd
Gemtech, Suppressed 556NATO Bolt Carrier, Black Finish, Carrier Only - No Bolt
Rosco Manufacturing, Bloodline, 11.5" Barrel, 556NATO, Melonite Finish, Includes Gas Block, Gas Tube and BCG, Government Profile
Bootleg, Four Position Adjustable Carrier, AR-15, Complete, Black Finish
LBE Unlimited, Bolt Carrier Group, For M16, Phosphated 8620 Steel
Phase 5 Weapon Systems, Bolt Carrier Group, For AR15, Black Phosphate Chrome Lined Finish