The component with the lowest price in the F-20 schematic is the Bolt Flang 6x12.
With a quantity of two pieces, the Nut,special,6x7 is the most used part in the F-20 diagram.
Some items from this specific schematic: Bolt,flange, Nut,clip 6mm, Fender Set, Rr. (wl), Nut,special,6x7.