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: 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 ST833882 Steel Disk Rear Wheels, 16 Position, DW12X46, 275 mm Bolt Circle Diameter, W/ Narrow Tread Setting ST971278 Steel Disk Rear Wheels, 2 Position, TW18LX38, 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