1-5/8" x 13/16" 16 Gauge Strut Channel with Short Slots - Pre-Galvanized Short Slotted Design: Allows for easy in installation and adjustment, ideal for securing systems ★Widely use: Widely used on applications like pipe, conduit, ceiling grids, racks, duct and cable tray supports, trapeze supports, seismic bracing, and other general framing uses. ★Dimensions: 1-5/8W x 1-5/8H | Length: 5 Feet ★The surface of U-channel rail is treated with zinc, which can effectively prevent corrosion and prolong service life. Stainless Steel Strut Channel Strut Channel, 1-5/8" 12 Gauge Metal Strut Channel With Slotted Back, U- Channels With Pre-Galvanized Metal 4.9FT/1.5M Length 5 Foot Strut Channel Pack Aazon.co: SKTREX White 5 Feet Length Strut Channel Trolley Track,1-5... ★Slotted Back Channel: 1/2W x 15/16L ★Strut channel are stiff and lightweight construction with short slotted back slots to efficiently handle internal loads. Genuine Unistrut P1000 1-58 12 Gauge Steel Strut Philippines | Ubuy ★Wide Applications:half-slot metal u-bracket is lightweight structural loads, suitable for pipes, conduits, ceiling lattices, shelves, pipe and cable tray supports, ladder supports, etc.