Trucks are formed into a solid unit with a 12 gauge steel deck welded to a structural steel frame. Sturdy removable pipe handle extends 29 in. above deck. Axle mounted load wheels are 12 in. x 2-1/2 in., swivel caster wheels are 8 in. x 2 in. Polyurethane wheels. Deck height 16-1/2 in. Capacity is 4,000 lbs.