The Clamp(1fk) is the most widely applied product in the WR450F 2014 1DXA EUROPE 1N1DX-300E1 43 HANDLE SWITCH & LEVER ( four times ).
The lowest price component in this 43 Handle Switch & Lever parts-list fiche is the Screw, Pan.
Some items from this specific schematic: Cover, Handle Lever 1, Lever 1, Bolt, Cable Adjusting, Switch, Handle 2.