The component with the lowest price in the CLUTCH schematic is the Bolt,hex.,6x25.
Parts such as the Clutch: Disk,friction (mca), Pl.,clch.lifter, Gear,prim Drive, Roller, 2x13.8 are included in the Cb250rs 1980 (a) Switzerland Clutch parts fiche.
The most expensive part in this assembly is the Outer Comp,clutch.