These trucks combine the convenience of 3” deep trays for accumulating and transporting smaller parts with the rugged durability of an all-welded unit. Shelves are formed from 12 gauge steel, with 3” high sides. 2 swivel and 2 rigid non-marking polyurethane casters offer easy maneuverability and quiet operation. Two shelf clearance between shelves is 22-1/2”, three shelf clearance between shelves is 9-3/4". 1200 lbs. Capacity; 5” Polyurethane casters, 35” overall height, 3600 lbs. Capacity; 6” Polyurethane casters, 38” overall height.