A sample from the products for the Winker include: Winker Set,r.rr.(, Bolt,flg Dr 8x40, Washer 10mm, Winker Set,l.rr.(.
The Winker is made up of components including this Winker Set,r.rr.( which is the most expensive.
With four applications this Bulb 12v21w is the most specified part.