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. Backed by a Star Tech.com Lifetime warranty The Star Tech.com Advantage Universal design mounts to almost any 19 server or other equipment for maximum mounting versatility Three-piece rail construction enables a broad range of adjustable depth configurations to accommodate almost any size of rack Cross bars allow for mounting of equipment that can't span the 19 rack expanse.