Feature: 1. High Quality: It is made of industrial grade aluminum alloy, CNC accuracy machining, and the surface is anodized, with strong corrosion resistance and long term wear resistance. 2. Double Sided Design: The double layer and double sided screw clamp plate adapter can be installed with quick release plate on the upper and lower sides of the clamp adapter at the same time. 3. Anti Falling U Groove: The safety groove is designed to prevent accidental sliding such as forgetting to lock when installing the quick release plate (M4 screw). 4. Stable Performance: Professional manufacturing, craftsmanship and high accuracy help to provide stable performance to meet your various needs. 5. Simple Operation: Simple to operate, easy to use, easy to install and disassemble. Without any difficult requirements even though you use it for the first time. Specification: Item Type: Quick Release Plate Mount Adapter Clamp Material: Aluminium Alloy Weight: Approx. 140g / 4.9oz . Package List: 1 x Quick Release Plate Mount Adapter Clamp Note: If there is any deviation in dimension measurement, the real object shall prevail.