This schematic depicts all components used in the Gsf1200 1998 (w) (e02 E04 E18 E22 E25 E34) / P37 Front Master Cylinder (gsf1200sav/saw/sax) partslist.
On this parts fiche the Screw is the most specified component.
A sample from the products for the Front Master Cylinder (gsf1200sav/saw/sax) include: Cylinder Assy,fr Master, Bolt(6x38), Diaphragm, Cap.