Parts list: № Number Qty Name Options 1 AL217817 2 Wheel W18LX28, For Tire Size Refer to Tire Manual of Manufacturer 2 L203630 2 Wheel Center 3 AL217820 2 Rim 4 L203625 16 Screw 5 L203626 16 Washer 6 L203628 4 Dowel Pin 7 R205373 16 Nut Next page: ST994190 Steel Disk Front Wheels, 16 Position, TW18LX30, 335 mm Bolt Circle Diameter ST478212 Steel Disk Rear Wheels, 2 Position, TW18LX42, 335 mm Bolt Circle Diameter ST827611 Steel Disk Front Wheels, 2 Position, DW18LX30 ST1052622 Steel Disk Rear Wheels, 2 Position, TW16LX42, 335 mm Bolt Circle Diameter ST746564 Steel Disk Rear Wheels, 2 Position, DW23AX38 ST727434 Mounting Parts, Rear Wheels, W/ Spacer LGTH= 52mm ST737733 Cast Rear Wheel Rims, MW23AX38, Rack and Pinion Axle ST708288 Steel Disk Rear Wheels, 2 Position, TW23BX38, 275 mm Bolt Circle Diameter ST740214 Hub Extension, 94 mm, Front, Tread Adjustment, Attachment ST708307 Rear Wheel, Fixed, DW18LX38