Product Description Rise Armament RA1010NIB Low-Mass Bolt Carrier Group 5.56x45mm NATO Nickel Boron Steel for AR-15 Rise Armament RA1010NIB Low-Mass Bolt Carrier Group 5.56x45mm NATO Nickel Boron Steel for AR-15 at Hinterland Outfitters Browse all Hinterland Outfitters deals $193.00 In Stock at Hinterland Outfitters Buy Now at Hinterland Outfitters Secure checkout Easy returns or compare prices Amazon eBay Product Details Brand Rise Rise