XCSOURCE&reg; Quick Release Plate For PH-368 CX-686 C600 DC70 The Velbon QB-6RL Quick Release is a brilliant one that fit on VELBON PH-368 (PH368), VEBLON CX-686 (CX686), VELBON C-600 (C600), VELBON D-600 (D600) , SONY VCT-870RM (VCT870RM) It assists you to position your camera right on the tripod head. The quick release lock put off the camera from falling. The quick release lock is also helpful in locating the camera easily. It is ideal for digital, 35mm, medium or large format camera, video camera, binoculars or scopes.