Extra-Heavy Duty Shelf Truck (3 Shelves, Floor Lock) - Enh. 2016 ModelLittle Giant 2016 Extra Heavy Duty 3 Shelf Truck with Floor Locks All welded construction features flush 12 gauge steel shelves with extra reinforcement and 2" x 2" corner angles for increased capacity. Top shelf is 36" high. Clearance between shelves is 23" for 2 shelf mocels. and 10 1 2" for 3 shelf models. More maneuberable with heavy duty 8" phenolic kingpinless casters. 5,000 lbs. Capacity Durable gray powder coat finish 12 gauge steel shelves 3