What sets the M4 RAS in addition to other 2-piece quad rails out there is it securely locks into the rifle’s barrel nut via a clamp and screw arrangement, rendering it a very sound Basis upon which to mount tactical equipment. Contains a few KAC eleven Rib Rail Panels. For https://judyg937aks1.worldblogged.com/32324000/top-kac-ras-rail-secrets