Parts list: № Number Qty Name Options 1 AL227021 2 Wheel TW18LX38, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST978034 Hub Extension, 60 mm, Front, Tread Adjustment, Attachment ST979128 Hub Extension, 219 mm, Rear, Tread Adjustment, Attachment ST994190 Steel Disk Front Wheels, 16 Position, TW18LX30, 335 mm Bolt Circle Diameter ST977964 Mounting Parts, Rear Wheels, W/ Rear Wheel Reinforcement, 203 mm Bolt Circle Diameter, Attachment ST1052617 Steel Disk Rear Wheels, 16 Position, DW10X50, 275 mm Bolt Circle Diameter ST950675 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, W/ Guide Pin, 100 kg (220 lb) / 250 kg (551 lb) ST855595 Rear Wheels, TW18LX38, 275MM Bolt Circle Diameter ST843560 Cast Rear Wheel Rims, DW13X46, Rack and Pinion Axle ST840005 Cast Rear Wheel Rims, DW16LX42, Rack and Pinion Axle ST827634 Steel Disk Front Wheels, 2 Position, W15LX28, 335 mm Bolt Circle Diameter