Features: 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 for head. It includes 1/4"-20 threaded camera screw and camera 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 for time fumbling with the threaded mount. Fit well with YUNTENG 668 690 600 800, for SONY D680 D580, Velbon EX-638CX-888CX-460CX-460CX-470CX-570CX-690 CX-444 DF-50 FHD-52Q, etc. Quick Release Plate only, other accessories demo in the picture is not included Specification: Item Name: Quick Release Plate Material: ABS Shape: Rectangle Screw Mount: 1/4" thread QB-4W: Length 66mm(2.6") x Width 52mm(2.05") Bottom Size: approx. 43x43mm / 1.69x1.69"" Color: Black Quantity: 1 Pc Note: 1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1pc x Quick Release Plate (without retail package)