On this parts fiche the Plate,drum Set is the most specified component.
The Circlip,ex,14 is the lowest priced item on this Gearshift Drum schematic.
Parts such as the Gearshift Drum: Washer,drum, Spg,shift Return, Fork C,gear Shift, Plate,drum Set are included in the Cb600f Hornet 2004 (4) Netherlands 25k Gearshift Drum parts fiche.