Aluminum Alloy Plate Universal 2 Cold Shoe Mount Extension Bar Dual Bracket with 1/4" Thread for SLR Camera Microphone. It can be extended to fill light, microphone and other photography accessories. With anti-drop design to prevent accidental fall of the equipment. Reserve two 1/4 screw holes. There is a 1/4 threaded hole at the bottom, which can be installed on the tripod grip handle and camera hot shoe. CNC technology, all aluminum alloy material, durable.