Heavy-duty welded steel freon tank tower safely and securely transports two 30-lb. and one 50-lb. refrigerant tanks. Rack features a storage tray for tools and gauges on top. Trays measures 9-11/16"W x 2-1/2"H x 10-7/16"D. Each tier tilts down slightly for greater stability. Supplied rubber straps secure tanks. Units can be bolted to van ribs or floor, a shelving unit, or the bulkhead security partition. Towers are constructed of 1" square, 14-gauge steel tubing with powder coat finish.