KNIGHTS ARMAMENT M4 QUAD RAIL THINGS TO KNOW BEFORE YOU BUY

The SMR MK8 also characteristics Geissele’s proprietary 2.twenty five″ prolonged barrel nut. This enhances the surface area Speak to where by the rail interfaces While using the receiver and creates a platform that can be reliable to become straight and genuine the complete size of the cost-free float rail.It is usually recommended that this SR