Radian Weapons AR-15 / M16 5.56NATO Enhanced Bolt Carrier Group

Help extend the life of your upper receiver with the Radian Weapons® AR-15 / M16 5.56NATO Enhanced Bolt Carrier Group (BCG). This BCG was specifically designed to minimize carrier tilt and reduce friction inside your rifle's upper receiver by relocating key bearing surfaces. The bolt features case hardened 9310 steel construction and is shot peened with a corrosion-resistant nitride finish while the carrier is billet machined case hardened 8620 steel with a corrosion-resistant nitride finish for unmatched strength and long-lasting dependability. The gas key is 4130 steel construction and is attached with Grade 8 hardware and properly staked to help ensure smooth and proper cycling with your favorite rifle or new rifle build. Compatible with Mil-Spec upper receivers and is backed by a lifetime warranty. Order now! Made in USA.