AR-15 Bolt Carrier Groups

Discover the essential heart of your AR-15 with our collection of AR-15 Bolt Carrier Groups (BCGs). These critical components ensure the reliable cycling and operation of your rifle, whether you're on the range or in the field. Our selection includes a variety of finishes and materials, including phosphate, nitride, and nickel boron, to match your specific performance requirements and aesthetic preferences. Each BCG is designed for durability, with meticulous attention to craftsmanship and quality control. To further customize your AR-15, explore our AR-15 Upper Receiver Parts, AR-15 Barrels, and AR-15 Handguards, offering everything you need for a complete upper assembly. For those building or upgrading a lower receiver, our AR-15 Lower Receiver Parts provide a wide range of options to enhance your shooting experience. Upgrade your AR-15 with a BCG that offers unmatched reliability and performance.