Astro 8338 Industrial Heavy Duty Plastic 2 Shelf Utility Cart, 36-Inchx24-Inch For use in automotive repair shops, warehouses, offices, etc. Interior of trays are 36" x 24" x 3" deep and can hold up to 250lbs each Non-marring Casters are 5" Diameter x 1" Wide (2 Fixed and 2 Swivel Casters) Unit comes with a Towel Rack and is made of Polypropylene Maximum capacity 500lbs