This brief article describes a Super-Inax derailleur that is very similar to the Super-Inax Modèle 39, except that it attacvhed inside the dropout.

(Source gallica.bnf.fr/ Bibliothèque nationale de France)

• Publisher: L'Officiel A.C.M.
• Country: France
• Date: June 1939
• Derailleur brands: Super-Inax
• Derailleurs: Super-Inax