The lowest price component in this Fr. Brake Master Cylinder parts-list fiche is the Screw,flat,4x12.
Parts such as the Fr. Brake Master Cylinder: Boot Comp., Boot,master Cyln., Bolt,flange,6x22, Lever Set,r.handl are included in the St1100a Paneuropean 1992 (n) 1993 (p) Canada Northern Eur / Kph Fr. Brake Master Cylinder parts fiche.
Of all the components used in this assembly the Sub Assy,fr M/c is the most expensive.