Trolley Cart Wheels Products DescriptionDC Casters Trolley Cart Wheels are widely use in four wheels trolley, Foldable Trolley, Storage Box, Plastic Foldable Cart, Heavy Duty Trolley, Steel Foldable Trolley and etc.Wheel Diameters (Inch):6’’,8’’,10’’,12’’,14’’,16’’Loading capacity: 200KGS-2000KGSProducts Picture are listed size specification.