Converts in an instant from a standard two-wheel hand truck to either a 500 lb. capacity 45 degree incline truck or a four-wheel platform truck. High strength aluminum construction is strong yet lightweight. Huge cast aluminum 18 x 7-1/2 noseplate accepts large loads and has integral wheel guards to protect cargo. Includes a convenient hide-away 27L x 7-1/2W folding nose extension to ease carrying of bulky items. Comfort grip anti-slip handle. Rolls smoothly on 10 full pneumatic tires and 5 x 1-1/4 rubber swivel casters. Weighs only 42 lbs. Assembles easily.