Stag Arms STAG300755 BCG-5.56/.223/300 BLK- Nickel Boron- Right Handed

Unlocking Peak Performance: The Essential AR-15 Nickel Boron Bolt Carrier Group (BCG) For any AR-15 owner, builder, or enthusiast, understanding the critical role of the bolt carrier group (BCG) is paramount to achieving optimal firearm performance. Often referred to as the "heart of the rifle," th