Features: Quick release plates attach to your camera's tripod mount and allow you to quickly and easily attach and detach your camera from a compatible tripod head. It includes a 1/4"-20 threaded camera screw and a camera pin. A quick release plate can be kept attached to the base of the camera. This allows you to attach or remove the tripod camera quickly and easily without having to waste time fumbling with the threaded mount. Fits well with For YUNTENG 668 690 600 800, SONY D680 D580, For 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: Product name Item: 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 accept 1-3cm error due to manual measurement. Please make sure you do not mind before bidding. 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)