Parts list: № Number Qty Name Options 1 19M8350 6 Cap Screw M16 X 85 2 Z103881 6 Spacer 3 14M7276 6 Nut M16 4 L28228 2 Weight 55 kg (121 lb) 5 24H1139 6 Washer 11/16" X 1-1/4" X 0.105" Next page: ST861095 Mounting Parts, Rear Wheel Weight Adaptor, W/ Screws, 275 Bolt Circle Diameter ST885136 Rear Wheel Weight Mounting Parts, W/ Wheel Spacer 38 mm, W/ Stud Bolt - Nut, 275 mm Bolt Circle Diameter ST816429 Rear Wheel Weights, 4 Weights, Outside Rear Wheel, 72 Kg (159 lb) / 205 kg (452 lb) ST815382 Rear Wheel Weights, 4 Weights, Outside Rear Wheel, 55 kg (121 lb) ST744036 Steel Disk Rear Wheels, 8 Position, DW16X42 ST815379 Rear Wheel Weights, 4 Weights, Inside Rear Wheel, 55 kg (121 lb) ST709325 Steel Disk Rear Wheels, 16 Position, TW23BX38, 275 mm Bolt Circle Diameter, W/ Reinforcement ST730538 Attachment, Mounting Parts, Rear Wheel ST708288 Steel Disk Rear Wheels, 2 Position, TW23BX38, 275 mm Bolt Circle Diameter ST828906 Steel Disk Front Wheels, 16 Position, W10X38, 335 mm Bolt Circle Diameter