The Screw,oval,5x16 is the lowest priced item on this Handlebar / Top Bridge / Key Set schematic.
Of all the components used in this assembly the Key Set is the most expensive.
Parts such as the Handlebar / Top Bridge / Key Set: Bolt,flange 6x14, Cover,handle Hold, Screw-wash,4x12, Rub Handle Weight are included in the Cx500d Deluxe 1980 (a) Usa Handlebar / Top Bridge / Key Set parts fiche.