The lightweight black nylon fiberglass frame is as strong as aluminum or steel and helps make the Harper Ultra Lite Nylon Hand Truck w/ 10″ Pneumatic Wheels one of the lightest on the market. Nylon frame is chemical and corrosion resistant. Steel handle and 14-1/2″ x 7″ steel noseplate for long life. Stair glides are integrated into the frame help to ease movement up and down stairs. 48″H and rolls easily on 10″ x 3-1/2″ full pneumatic wheels. Shipped assembled. 1 Year Limited Warranty.