Parts such as the Clutch: Nut, Collar(3fc), Oil Seal(1hv), Bearing (3r0) are included in the Ew50 Slider 2002 5jh5 Spain 125jh-300e1 Clutch parts fiche.
The Clutch is made up of components including this Secondary Fixed She which is the most expensive.
In this schematic the "Weight" is used most often.