Cold Shoe Mount Adapter Base Bracket is made of high-quality aluminum alloy material, which is durable and wear-resistant. Function: Upper limit bead to realize quick installation and prevent the cold shoe part from falling off, not afraid of falling. Design: The positioning pin is designed for 1/4 screw holes with a distance of 9mm between two holes, effectively preventing equipment from backing up. Portable: Small in size, it won't add too much burden to photographic equipment, practical strong hot shoe and cold shoe base holder. Application: Cold shoe mount expansion adapter, suitable for cameras to expand more devices, such as microphones, fill lights, monitors, and more. Note: Data is measured manually, please allow 1-3 cm error. Due to the difference in light and display, there will be a certain color difference; the actual object received shall prevail.