Combat BCG Bolt Carrier Group from Cox Arms USA | SHOT Show 2023
Cox Arms USA introduces its Combat BCG, designed for premium AR-15 platforms. This BCG features proprietary machining, lapped gas keys, a micro-polished finish, a 3/10ths electroless nickel coat, and a hybrid DLC SP4 coating for enhanced durability and slickness. It also includes a heavy extractor spring, cryo-treated gas rings and ejector spring, and securely staked gas key screws, aiming for extreme reliability in demanding situations. The company emphasizes that lubrication is still essential despite the advanced coatings.












