Enhance your AR-15 platform with the CMMG 8" 5.7x28mm Barrel and Bolt Kit for Radial Delayed Blowback (RDB) systems. This precision-engineered kit is designed to deliver exceptional performance and reliability in compact 5.7x28mm builds. The barrel is crafted from high-quality steel with a durable black finish for corrosion resistance. The included RDB bolt is specifically designed to work with CMMG's innovative Radial Delayed Blowback system, providing smoother cycling and reduced felt recoil compared to traditional blowback systems. This kit is ideal for those looking to build a compact, high-velocity 5.7x28mm AR-15 variant.
Features and Specifications:
Caliber: 5.7x28mm
Barrel Length: 8"
Barrel Material: High-quality steel (specific alloy not provided)
Barrel Finish: Black (specific finish not provided)
Twist Rate: 1:9" (estimated based on common 5.7x28mm twist rates)
Muzzle Thread: 1/2-28 (estimated)
Bolt: CMMG Radial Delayed Blowback bolt included
Compatible with AR-15 platform
Designed for use with CMMG's RDB system
Includes: 8" barrel and RDB bolt
