Parts list: № Number Qty Name Options 1 AL233006 2 Rim W18LX38, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST978273 Mounting Parts, Rear Wheels, 275 mm Bolt Circle Diameter, W/ Rear Wheel Weight Adapter, Attachment ST862543 Mounting Parts, Rear Wheel Weight Adaptor, W/ Stud Bolt - Nut, 335 Bolt Circle Diameter ST923354 Steel Disk Dual Rear Wheels, 2 Position, DW18AX42, 335 mm Bolt Circle Diameter ST828906 Steel Disk Front Wheels, 16 Position, W10X38, 335 mm Bolt Circle Diameter ST950680 Rear Wheel Weights, 4 Weights, Outside Rear Wheel, W/ Guide Pin, 250 kg (551 lb) ST827838 Steel Disk Front Wheels, 8 Position, W18LX28 ST895152 Steel Disk Rear Wheels, 16 Position, DW20BX38, 275 mm Bolt Circle Diameter ST857027 Cast Rear Wheel Rims, DW12X50, Rack and Pinion Axle ST901912 Steel Disk Front Wheels, 2 Position, DW18LX30, 335 mm Bolt Circle Diameter ST737733 Cast Rear Wheel Rims, MW23AX38, Rack and Pinion Axle