This tactical gun vertical grip with picatinny rails on the sides gives you the ultimate in customization to add a laser sight or compact flashlight to a AR rifle or shotgun. This vertical foregrip grip is cut for a pressure switch pad and supports additional accessories with two rail panels molded to the housing. Compatible with Weaver / Picatinny 1913 Rails. It slides on to Picatinny rails and locks with an indexing peg. It is made from a tough black polymer.