What sets the M4 RAS aside from other 2-piece quad rails in the marketplace is it securely locks to the rifle’s barrel nut by using a clamp and screw arrangement, rendering it an incredibly good foundation on which to mount tactical extras. This is referred to as carrier tilt. The https://raymondpjwkz.blogacep.com/34701874/not-known-factual-statements-about-kac-carbine-rail