The SMR MK8 also features Geissele’s proprietary 2.twenty five″ extended barrel nut. This boosts the area Call exactly where the rail interfaces With all the receiver and results in a System that may be trusted being straight and genuine your complete size with the cost-free float rail. Knight’s Armament Enterprise https://kacrail18517.widblog.com/81547941/indicators-on-kac-ras-rail-you-should-know