On this parts fiche the Bolt,socket,6mm is the most specified component.
Some items from this specific schematic: Outer Comp,starti, Pin 10x44, Gear Comp,startin, Gear Starter Redu.
The Cb1300 2009 (9) European Direct Sales / Mme Two Starting Clutch consists of seven pieces with the Outer Comp,starti being the most expensive.