The Screw,oval,5x16 is the lowest priced item on this Handle Pipe - Top Bridge - Key Set schematic.
Parts such as the Handle Pipe - Top Bridge - Key Set: Washer, Stem, Pipe,strg,handle., Base Comp,contact, Nut,steering Stem are included in the Cx500c Custom 1981 (b) Italy Handle Pipe - Top Bridge - Key Set parts fiche.
The Handle Pipe - Top Bridge - Key Set assembly is constructed from several parts from which the Key Set is the most expensive.