Wilson Combat TRBCA Full Auto Bolt Carrier Assembly – 5.56x45mm NATO, Black Parkerized Steel

Upgrade your AR-15 with the Wilson Combat TRBCA Bolt Carrier Assembly, engineered for reliability and precision in 5.56x45mm NATO. Built from durable steel with a classic black Parkerized finish, this full auto profile bolt carrier group delivers smooth, consistent cycling whether you’re on the range, in competition, or in the field. Wilson Combat is renowned for its uncompromising quality and tight manufacturing tolerances, and this BCG is no exception — offering a dependable drop-in upgrade for shooters who demand the best from their build.

The full auto carrier profile ensures compatibility with a wide range of AR-15 lower receivers and provides the added mass for more reliable cycling across various ammunition and suppressor setups. The Parkerized finish offers excellent corrosion resistance and a low-glare, mil-spec-inspired look that holds up under hard use.

Whether you’re completing a new build, replacing a worn BCG, or simply upgrading to a higher-quality component, the Wilson Combat TRBCA is a smart investment in your rifle’s performance. At Deep Roots Rifle Co, we stock hard-to-find components from trusted brands like Wilson Combat so you don’t have to compromise. Order online for fast shipping nationwide, or stop by our gun store in Eustis, Florida, where our knowledgeable staff is ready to help you find the right parts for your build.