This schematic depicts all components used in the Gsf1200z Bandit 2004 (k4) Usa (e03) Clutch Master Cylinder (gsf1200sk1/sk2/sk3/sk4/sk5/szk5) partslist.
On this parts fiche the Washer(10x15x1.5) is the most specified component.
The most reasonably priced component used on the Gsf1200z Bandit 2004 (k4) Usa (e03) Clutch Master Cylinder (gsf1200sk1/sk2/sk3/sk4/sk5/szk5) is the Screw.