The lowest price component in this E-17 Gearshift Drum parts-list fiche is the Spring,shift Arm.
Some items from this specific schematic: Pin C, Stopper,neutral, Spring,shift Drum, B/brg Rad N/com.
This schematic depicts all components used in the Cb650p 1979 (z) General Export E-17 Gearshift Drum partslist.