The lowest price component in this 41 Taillight parts-list fiche is the Vis.
Parts such as the 41 Taillight: Washer, Plate 8221447500, Screw, Cord License Light, Licence Light Assy are included in the Mt125-a 2016 Br32 Europe 1rbr3-300ea 41 Taillight parts fiche.
On this parts fiche the Collar is the most specified component.