I have a braze-on fd-7403 but want the 28.6mm band one. Want to come up with a way to split this set? http://www.ebay.com/itm/Shimano-Dura-Ac ... 1802859887
The rear derailleur isn't mint condition- is it good enough for you? It's priced so low because of that I assume.
edit: I'm so sorry...