if it looked like this!!!
Anybody know anything about these?
10 Weird and Wonderful Derailleurs and how they Changed Cycling!
If your bike has gears, the chances are it also has derailleurs. These mechanical marvels which move the chain when you move up or down a gear may be a small part of the bicycle, but the myriad designs reveal a lot about the history of cycling. Over the nearly 40 years I’ve spent working in bike shops, I have collected about 1,400 rear derailleurs. Here are just 10 of the most influential, interesting or just plain weird.
God Save The Track Bike!