The lowest price component in this Rear Swinging Arm (gsf1200sav) parts-list fiche is the Bolt(6x20).
The twenty-six Gsf1200s Bandit 1997 (v) Usa (e03) Rear Swinging Arm (gsf1200sav) component parts are all listed in this schematic.
On this parts fiche the Screw is the most specified component.