Parts such as the Clutch: Disk,friction (mca), Plate,clutch Srg., Spring, Clutch, Center, Clutch are included in the Cl175 Scrambler 1972 K6 Usa Clutch parts fiche.
The component with the lowest price in the CLUTCH schematic is the Bolt,hex 6x20.
The Clutch is made up of components including this Clutch (outer) which is the most expensive.