The quick-release V-Lock Set with Extension Handle includes the V-Lock Wedge and V-Lock Base. The V-Lock Wedge can attach to a standard V-mount battery or any device that comes with 1/4”-20 or 3/8”-16 hole with the supplied screws. The V-Lock Base can also attach to a Convi Clamp with the included screws. Two 3/8”-16 tapped holes on the back of the base are spaced 1” (center to center) also allowing for the base to be mounted onto any standard cheese plate. The extension handle comes with 1/4”-20 male thread and screws into the knob allowing for a 1” extension.