This PJTGR tactical gun vertical grip with picatinny rails on the sides give you the ultimate in customization to add laser sight or compact flashlight. 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. Slides on to Picatinny rails and locks with an indexing peg. Made from tough black polymer.