On this parts fiche the O Ring,15mm is the most specified component.
Parts such as the Brake Pedal: Bolt-upset, Spring,brake Pedal Re, Pin-cotter,2.0x15, Nut,6mm are included in the Kvf360-caf Prairie360 2010 Usa / 4x4 Brake Pedal parts fiche.
The Kawasaki Brake Pedal has twelve products enlisted in the schematic.