Some items from this specific schematic: Bolt,flange,6x20, Sw.assy.,rr.stop, Spring, Brake Pedal, Nut,hex.,6mm.
The most reasonably priced component used on the Cb900c 900 Custom 1980 (a) Usa Change Pedal / Brake Pedal is the Bolt,hex.,6x25.
This CHANGE PEDAL / BRAKE PEDAL assembly utilises two Bolt,soc.,8x28(s) - the highest specified component.