The Nut Hex 6mm is the cheapest item from this partsfiche.
This SEAT assembly utilises two Collar,winkerstay(s) - the highest specified component.
Parts such as the Seat: Plate,rr.cross, Seat Comp,double, Rubber,fr-fend.mt, Nut Hex 6mm are included in the Cm185t Twinstar 1978 Usa Seat parts fiche.