The Rubber,mount is the cheapest item from this partsfiche.
With a quantity of two pieces, the Bolt.,6x45.5 is the most used part in the CYLINDER HEAD COVER diagram.
Parts such as the Cylinder Head Cover: Rubber,mount, Bolt.,6x45.5, Cov.cylinder Head, Gasket,head Cover (nas) are included in the Xr100r 1993 (p) Usa Cylinder Head Cover parts fiche.