Of all the components used in this assembly the Seat Assy is the most expensive.
The Screw is the lowest priced item on this Seat (model K3) schematic.
Parts such as the Seat (model K3): Bracket,seat Lock, Cushion,seat(40x20x15), Bolt, Bolt.muf Sprt F are included in the Gsx600f Katana 2002 (k2) Usa (e03) Seat (model K3) parts fiche.