Parts list: № Number Qty Name Options 1 AL207672 2 Wheel TW20BX42, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST945530 Wheel Weights, Outer, Rear, 72 / 205 kg ST478249 Rear Wheels, Adjustable, DW23BX42 ST775733 Steel Disk Rear Wheels, Adjustable, 16 Position, WH10AX54 ST857435 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, 250 kg (551 lb) ST945271 Hub Single Wheel, Single Tapered, W/ Spacer, 100mm Rack and Pinion Axle ST590899 Steel Disk Rear Wheels, 2 Position, TW23BX38, 335 mm Bolt Circle Diameter, W/ Reinforcement ST781396 Hub Dual Wheel, Double Tapered, 100mm Rack and Pinion Axle ST775844 Cast Rear Wheels, DW23AX42, Rack and Pinion Axle, 40 km/h (25 mph) ST478254 Steel Disk Rear Wheels, 8 Position, DW18LX42 ST794891 Steel Disk Rear Wheels, 2 Position, DW15AX50