Parts list: № Number Qty Name Options 1 AL229133 2 Rim W20LX38, For Tire Size Refer to Tire Manual of Manufacturer, ORDER AL233005 1 AL233005 2 Rim MW20BX38, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST775734 Cast Rear Wheels, DW16LX46, Rack and Pinion Axle, 50 km/h (31 mph) ST950679 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, W/ Guide Pin, 250 kg (551 lb) ST954862 Steel Disk Rear Wheels, 2 Position, TW23BX42, 335 mm Bolt Circle Diameter ST827612 Steel Disk Front Wheels, 2 Position, DW18LX28 ST950671 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, W/ Guide Pin, 100 kg (220 lb) ST994190 Steel Disk Front Wheels, 16 Position, TW18LX30, 335 mm Bolt Circle Diameter ST965642 Mounting Parts, Front Wheel, Tread Adjustment, 60 Inch, Attachment ST961904 Rear Wheels, Adjustable, 16 Position, TW25BX38, 335 Bolt Circle Diameter ST950683 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, W/ Guide Pin, 100 kg (220 lb), Attachment ST950675 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, W/ Guide Pin, 100 kg (220 lb) / 250 kg (551 lb)