The lowest price component in this F-20 parts-list fiche is the Bolt Flang 6x12.
Of all the components used in this assembly the Fender Set, Rr. (wl) is the most expensive.
A sample from the products for the F-20 include: Fender Set, Rr. (wl), Bolt Flang 6x12, Nut,clip 6mm, Nut,special,6x7.