It has never been mounted on acar andtherefore,a bulb socket is missing. Inscriptionon the taillight: hupp Type-A Thetaillight has an oblong pressure mark on the upper left corner.
Original Molsheim Bugatti Schraubstock Nr. 52 (Matching Numbers!)
**Historisches Meisterwerk der Automobilgeschichte: Originaler Ettore Bugatti Werkstatt-Schraubstock („Bugatti Vise“) aus den 1920er Jahren – Matching..