CMMG Barrrel Nut RKM Mk3 Black

CMMG Barrrel Nut RKM Mk3 Black. This provides a secure fit and ensures the barrel can rotate freely with no damage to the gas tube or the upper receiver. The collared design allows the shooter to exercise a degree of control over the closing velocity of the charging handle as the barrel is pushed forward. The barrel nut/barrel collar engages the charging handle gas port and prevents any movement or locking forward of the charging handle. Specifications for CMMG Barrel Nut RKM: Manufacturer: CMMG Color: Black Gun Type: Rifle Package Contents: CMMG Barrel Nut RKM This product is compatible with the following gun models: AR-15 CMMG Mk3 CMMG 38DA237: Barrrel Nut RKM Mk3 Black