Parts such as the Winker (2): Winker Assy,r Rr, Bolt,socket,6x15, Winker Assy,r Fr, Screw 4x8 are included in the Gl1500c Valkyrie 2000 (y) Germany Winker (2) parts fiche.
In this schematic the "Lens Winker" is used most often.
The Winker (2) assembly is constructed from several parts from which the Winker Assy,l Fr is the most expensive.