Hanging clips attach to the sides of a tray to suspend it from 1/4 ", 3/8 ", or 1/2 " threaded rod. Threaded rod, two nuts, and two washers are required for each clip and are not included. The zinc plating on these tray systems offers good corrosion resistance. Cut, bend, and connect the wire mesh trays. They offer an alternative to open wiring or electrical conduit systems and are necessary for cable management in commercial and industrial construction, as well as. Cut, bend, and connect the wire mesh trays to route cable and hose in configurations such as curves, slopes, and tees.