Quick release plates attach to the tripod mount on your camera and allow you to quickly and easily attach and detach your camera from a compatible tripod head. Extra quick release plates allow you to conveniently swap out more than one camera with the same tripod.

Tripod Quick Release Plate Replacement for: 
for Davis & Sanford EXPLORERV Vista Explorer 60” Tripod
for Opteka OPT7000 74-inch Tripod
for SONY VCT-D580RM, VCT-D680RM, VCT-R640 Tripods
for Takama 61" Tripod
for Targus TGT-58TR and TG-6660TR Tripods (TGT-BK58T, TG-58TR, & TGT-66TR, TGT-58TR-QRP, TGT-BK58T-QRP, TG-6660TR-QRP)
Velbon CX-444, CX-460, CX-460mini, CX-470, CX-544, CX-570, CX-590, CX-690, CX-888, DF-50, DF-MINI, Videomate 404, Videomate 504 Tripods
The QR shoe is also designed to be used with the Velbon PH-249Q and PH-259 Pan Head.
for Zomei Q111 Tripod

Dimensions (approx.):

Size: Length 64mm (2.52") x Width 50mm (1.97")
Bottom Size: 44mm (1.73") x 44mm (1.73")
Features:

No coin or screwdriver is needed to tighten the screw. The tapered square base that fits into the tripod base is 44mm X 44mm dimensions on the bottom (that fits inside the opening in the mount head of the tripod).
The dimensions of the QR plate: Outside dimensions are 64mm (2.52") x 50mm (1.97") at the widest point for the top where the camera attached to.
Universal 1/4 inch Camera Mounting Screw fits most cameras and camcorders (and cell phone tripod adapters, sold separately). QR plates attach to the tripod mount on your camera and allow you to quickly and easily attach and detach your camera or device from a compatible tripod head.
Having extra qb-4w quick release qr plate - quick release plates means you can quickly swap cameras or devices with the same tripod head.

Package Includes: 
1 x Quick Release Plate