With a quantity of three pieces, the Nut,hex.,8mm is the most used part in the SWINGARM/CHAIN CASE diagram.
Of all the components that make up this Swingarm/chain Case the Nut,hex.,8mm has the lowest price.
Some items from this specific schematic: Chain Set,drive, Oil Seal 22x31x5, Nut,hex.,8mm, Needle Brg.