AR-15 bolt carrier groups (BCGs) are often called the heart of an AR-15 rifle, and for good reason. Responsible for cycling the action, chambering rounds, and extracting spent casings, the BCG ensures your rifle functions reliably and smoothly. Whether you’re a competitive shooter, a tactical professional, or an enthusiast building your dream AR-15, the quality … Continue reading Top Manufacturers Of AR-15 Bolt Carrier Groups