Some items from this specific schematic: Bolt,main Step Ru, Pin,split, 1.6, Pin,step Bar, Collar,13mm.
In this schematic the "Bolt,flange,8x25" is used most often.
The most reasonably priced component used on the Cbr600f Hurricane 1992 (n) England / Kph Step is the Washer,plain, 6mm.