In this schematic the "Bolt,flange 6mm" is used most often.
Parts such as the F-20: Bolt,flange 6mm, Screw,tapping,5x16, Mud Guard, Fender Set, Rr. (wl) are included in the Crf70f 2005 (5) De02-180 Japan (jdm) F-20 parts fiche.
The Screw,tapping,5x16 is the lowest priced item on this F-20 schematic.