Parts list: № Number Qty Name Options 1 AL156778 1 Extension 2 L154685 2 Hub 3 L152521 16 Bolt 4 24M7242 16 Washer 21.400 X 42 X 5 mm 5 34M7133 4 Spring Pin 8 X 70 mm Next page: ST828906 Steel Disk Front Wheels, 16 Position, W10X38, 335 mm Bolt Circle Diameter ST950675 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, W/ Guide Pin, 100 kg (220 lb) / 250 kg (551 lb) ST901912 Steel Disk Front Wheels, 2 Position, DW18LX30, 335 mm Bolt Circle Diameter ST590893 Mounting Parts, Rear Wheels, Heavy Duty Version ST709330 Steel Disk Rear Wheels, 16 Position, TW20BX42, 275 mm Bolt Circle Diameter, W/ Reinforcement ST843560 Cast Rear Wheel Rims, DW13X46, Rack and Pinion Axle ST994187 Steel Disk Front Wheels, 16 Position, TW18LX28, 335 mm Bolt Circle Diameter ST1024351 Steel Disk Rear Wheels, 16 Position, TW23BX38, 275 mm Bolt Circle Diameter ST812790 Cast Rear Wheel Hub, Rack and Pinion Axle ST1021644 Cast Rear Wheel Rims, MW20BX38, Rack and Pinion Axle, 814 mm Bolt Circle Diameter