A sample from the products for the 42 Handle Switch & Lever include: Screw, Pan, Screw, Pan Head(4my), Bolt, Screw, Pan.
On this parts fiche the Clamp is the most specified component.
The eighteen Mt03 2009 5yk7 Europe 1h5yk-300e1 42 Handle Switch & Lever component parts are all listed in this schematic.