Combines light mount and vertical grip into one unit putting operator in a fighting stance while identifying and engaging targets. Eliminates rail clutter. Accommodates 1 push button end cap lights. High Density Polymer. - Thumb activation eliminates sympathetic response of trigger finger designs providing safer operation under stressful conditions - Side safety switch prevents inadvertent activation of the light during covert activities - Storage compartment with a screw cap base holds small cleaning kit or extra batteries - Rubber pressure switch covers and inserts allow for customized pressure switch sizing - 1.5 Picatinny rail is included; attaches to either side or bottom of mount for the addition of a laser - Storage compartment includes a foam plug to eliminate rattling & noise - Captive thumb nut can