Parts such as the Conmutadores - Manetas: Nut, Self-locking(3kj), Switch Assy, Bolt (4l0), Nut, U (4l0) are included in the Cy90 1991 4cx1 Spain 214cx-352s1 Conmutadores - Manetas parts fiche.
Of all the components used in this assembly the Lever Holder Assy (left) is the most expensive.
The Yamaha CONMUTADORES - MANETAS has fifteen products enlisted in the schematic.