This Magnet Mount Adapter from SGC Lights is an easy to place and use grip tool. It connects the high-quality magnet to the back of an LED tube's mounting clip so that it can be easily attached to metal surfaces. Made with rare earth neodymium magnets, this adapter has a load capacity of up to 40 lb when attached to steel surfaces. It comes with a standard 3/8"-16 threaded adapter and an M16 screw adapter for mounting to multiple other accessories.