Weigh skids and containers while handling. Mettler Toledo digital cUL approved scale for maximum precision on load weights. Heavy-duty polyurethane tread bonded to cast iron core. Steering wheels and rollers provide superior performance. Nylon roller facilitates entry and exit of pallets. Lowered truck height of 3? and raised to 7-11/16". 4,400 lb capacity. 6-5/8"W x 44-1/2"L. 27? frame width. 2-year limited warranty.