In this schematic the "Case,gromet" is used most often.
Parts such as the Air Cleaner - Side Cover: Case,gromet, Cover,air Cleaner, Tube,air Cleaner, Seal,air Cleaner are included in the Z50j1 Monkey Germany Air Cleaner - Side Cover parts fiche.
The sub assemblies and components that make up this Air Cleaner - Side Cover include this Cover,l.side*y-31, the most expensive part.