JP Enterprises AR-15 Steel Low Mass Operating System Bolt Carrier Group w/ 6.8 SPC / .224 Valkyrie EnhancedBolt

The JP EnterprisesA(R) AR-15 Steel Low Mass Operating System Bolt Carrier Group w/ 6.8 SPC / .224 Valkyrie EnhancedBolt features durable steel construction, and a corrosion-resistant QPQ finish ensures this bolt carrier group (BCG) is built for the long haul at the range or during competition. This BCG is designed to offer the most significant improvement in the felt impulse of your rifle. If that's not enough, this BCG reduces reciprocating mass within your rifle's operating system so that it moves less during cycling for improved recoil and quicker follow-up shots. The Low Mass Operating System (LMOS(TM)) premium BCG features a 100% increase in bearing surface for smoother operation and it boasts improved alignment for lower wear on your upper receiver. Designed for use with 6.8 SPC and .224 Valkyrie. Note: This BCG is designed for competition/range use and is not recommended for duty/defense use. Recommended for use with adjustable gas systems and gas systems mid-length or longer. The EnhancedBolt is compatible with any AR-15 platform using a Mil-spec bolt carrier and sub-components. Package includes carrier, bolt assembly, cam pin, firing pin, firing pin retainer pin, and instruction sheet. Not for use in .308 AR-type rifles.