Description (4"large easy to maneuver 4"x 1? rubber casters (2 locking) 16 Ga. chrome steel frame Durable powder coated red finish 3? deep shelves Overall 30-1/4"W x 16-1/2"D x 35-3/4"H Dimensions of Upper & Lower Tray: 30? W x 16? D x 3? H Load capacity 350 lbs. Optional Screwdriver/Prybar Holder (ATD-7138" Optional Folding Shelf (ATD-7022)