Parts list: № Number Qty Name Options 1 AL214650 2 Wheel DW20BX28, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST833882 Steel Disk Rear Wheels, 16 Position, DW12X46, 275 mm Bolt Circle Diameter, W/ Narrow Tread Setting ST857438 Attachment, Rear Wheel Weights, 2 Weights, 100 kg (220 lb) ST478261 Mounting Parts, Front Wheels ST840006 Cast Rear Wheel Rims, TW20BX42, Rack and Pinion Axle ST709298 Steel Disk Rear Wheels, 2 Position, TW25BX38 ST827834 Steel Disk Front Wheels, 8 Position, DW18LX30, 335 mm Bolt Circle Diameter ST806383 Steel Disk Rear Wheels, 16 Position, W12X48, 275 mm Bolt Circle Diameter ST708298 Steel Disk Rear Wheels, 2 Position, DW15LX38, 275 mm Bolt Circle Diameter ST895152 Steel Disk Rear Wheels, 16 Position, DW20BX38, 275 mm Bolt Circle Diameter ST737742 Steel Disk Rear Wheels, 16 Position, DW10X50, 275 mm Bolt Circle Diameter