The lowest price component in this Clutch Master Cylinder parts-list fiche is the Screw,flat,4x12.
The Clutch Master Cylinder assembly is constructed from several parts from which the M/c Assy.,clutch is the most expensive.
Some items from this specific schematic: Screw,flat,4x12, Washer,oil Bolt, Boot Comp., Screw-washer,4x12.