Originally Posted by rmikkelsen
Ok, here's an issue -- putting a modern front derailleur on a classic steel frame. The only Campy 10 speed front with a 28.6 mm clamp is a Record, evidently. But it looks like DuraAce, Ultegra, 105 are also available in that diameter from Shimano. Be interested to learn how others have dealt with the issue.
Mirage clamp on comes is 28.6 ( at least it did on my 05 Bianchi Veloce (631 steel frame)
and I have an Ultegra 6500 FD in 28.6 that came off my 03 allez Comp cr-mo, if anyone is looking for one....