Parts list: № Number Qty Name Options 1 AL230221 2 Wheel TW25BX42, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST1052623 Steel Disk Rear Wheels, 2 Position, TW23BX38, 335 mm Bolt Circle Diameter ST827605 Steel Disk Front Wheels, 16 Position, W10X34, 335 mm Bolt Circle Diameter ST827744 Steel Disk Front Wheels, 8 Position, W12X28 ST478202 Steel Disk Rear Wheels, 2 Position, TW20BX38 ST950671 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, W/ Guide Pin, 100 kg (220 lb) ST885148 Rear Wheel Weight Mounting Parts, W/ Wheel Spacer 38 mm, W/ Screws, 275 mm Bolt Circle Diameter ST992261 Steel Disk Front Wheels, 16 Position, TW16LX24, 335 mm Bolt Circle Diameter ST1040183 Mounting Parts, Rear Wheels, 335 mm Bolt Circle Diameter