Parts such as the Seat: Nut,flange,6mm, Bag,service Book, Rubber Set Stop, Rubber,seal are included in the Sh50 Scoopy 1998 (w) Netherlands Kph Seat parts fiche.
The most reasonably priced component used on the Sh50 Scoopy 1998 (w) Netherlands Kph Seat is the Rubber,seal.
This schematic depicts all components used in the Sh50 Scoopy 1998 (w) Netherlands Kph Seat partslist.