The Bolt(8x21) is the lowest priced item on this Front Wheel (vzr1800 L1 E3) schematic.
Some items from this specific schematic: Wheel,fr(18m/cxmt3.50), Axle,fr, Disc,fr Brake, Spacer,fr Axle,l.
This FRONT WHEEL (VZR1800 L1 E3) assembly utilises ten Bolt(8x21)(s) - the highest specified component.