The sub assemblies and components that make up this Headlight (1) include this Headlight Assy.(1, the most expensive part.
On this parts fiche the Screw,tapping 4x8 is the most specified component.
The most reasonably priced component used on the Xl600v Transalp 1988 (j) Finland Headlight (1) is the Nut Nylon Cap.