Mount 19" servers or networking hardware in any standard rack with these universal, adjustable depth 3U rack rails. The UNIRAILS3U 3U Fixed 19-inch Server Rack Rails (Adjustable Depth, Universal) enables you to fit non-rack mountable equipment at weight capacities up to 97kg (215lbs.) into standard 19-inch racks. Featuring sturdy, cold-rolled steel construction, adjustable depth configurations for varying rack sizes, horizontal equipment supports, & multiple mounting hole patterns to secure your equipment, this universal rack rail kit makes mounting your non-rackmount equipment quick & easy.