What sets the M4 RAS apart from other 2-piece quad rails in the marketplace is usually that it securely locks for the rifle’s barrel nut by means of a clamp and screw arrangement, which makes it an exceedingly stable Basis upon which to mount tactical add-ons. only one details stage, https://m4-ras18517.free-blogz.com/76812827/the-best-side-of-knights-armament-m4-quad-rail