Parts such as the Gearshift Drum: Plate,drum Set, Socket Bolt,, Washer,drum, Roller,4x8 are included in the Cb600f Hornet 2001 (1) European Direct Sales Kph 34p Gearshift Drum parts fiche.
On this parts fiche the Plate,drum Set is the most specified component.
The component with the lowest price in the GEARSHIFT DRUM schematic is the Circlip,ex,14.