R&D Precision AR45 Bolt Carrier Group

The R&D Precision AR45 Bolt Carrier Group is a dedicated .45 ACP blowback BCG designed for AR-pattern pistol caliber carbines and rifles. Constructed from durable steel with a phosphate finish, it delivers reliable cycling and long-term wear resistance in high-volume shooting applications. Engineered for compatibility with GlockA(R)-style double-stack magazines, this bolt carrier group is ideal for AR-45 builds seeking dependable feeding and consistent performance. Its straightforward blowback design simplifies operation while maintaining durability, making it a solid choice for both range use and PCC builds.