Brass fuel filter. It's missing a screen, otherwise, it is OK.
It is marked "Harford Petrol Filter H.H. Ltd." I believe it's British made.
I can send more photos and I accept PayPal.
Original Molsheim Bugatti Schraubstock Nr. 52 (Matching Numbers!)
**Historisches Meisterwerk der Automobilgeschichte: Originaler Ettore Bugatti Werkstatt-Schraubstock („Bugatti Vise“) aus den 1920er Jahren – Matching..