Some items from this specific schematic: Plate,rr.winker, Winker Assy., Winker Assy,r.fr., Socket Comp.r.fr..
The Turn Signal (gl500) assembly is constructed from several parts from which the Winker Assy.,r.fr is the most expensive.
The lowest price component in this Turn Signal (gl500) parts-list fiche is the Screw,tapping,4x8.