The Washer(6a1) is the cheapest item from this partsfiche.
With two applications this Screw, Pan Head (5g1) is the most specified part.
Parts such as the Taillight: Collar (8g8), Nut, Flange(55x), Screw, Pan Head (5g1), Screw Pan Head are included in the Cg50w 1989 Jog Usa Taillight parts fiche.