Velbon Quick Release QB-6RL
The Velbon QB-6RL Quick Release Plate fits the PX-781FN, D-600, 700, DV-7000, Videomate III, IV, 607, CX-686, 687, V2000 tripods and the PH-368 pan/tilt head. It features a long platform with a 1/4"-20 threaded camera screw and video pin.
A quick release plate can be kept attached to the camera's base. This allows you to attach or remove the camera from the tripod quickly and easily without having to waste time fumbling with the threaded mount.