Parts list: № Number Qty Name Options 1 AL206361 2 Wheel TW23BX38, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST744255 Hub Extension, 94 mm, Rear, Tread Adjustment, Attachment ST861064 Mounting Parts, Rear Wheel Weight Adaptor, W/ Stud Bolt – Nut, 275 Bolt Circle Diameter ST762053 Steel Disk Rear Wheels, 16 Position, DW10X46, 275 mm Bolt Circle Diameter ST857408 Rear Wheel Weight Mounting Parts, Adapter 275 mm Bolt Circle Diameter ST996054 Wheel Weights, 4 Weights, Outside Rear Wheel, 72 kg(159 lb) / 205 kg(452 lb) ST726775 Mounting Parts, Rear Wheels, Flange Axle, 275 mm Bolt Circle Diameter ST857034 Cast Rear Wheel Rims, DW10X54, Rack and Pinion Axle ST857435 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, 250 kg (551 lb) ST983289 Steel Disk Rear Wheels, 16 Position, TW23BX38, 275 Bolt Circle Diameter ST828906 Steel Disk Front Wheels, 16 Position, W10X38, 335 mm Bolt Circle Diameter