Originally Posted by
ultraman6970
I have the opposite, a chorus CT FT (flat bar) that from the documentation should not work with nothing but Flat bars and works perfect with regular cranks and a veloce 07 brifters. Maybe it wont work in a 53/42 configuration tho, clearance.
Supposedly flat bar derailleurs were indexed like Shimano. So, the actuation ratio was a little different than a regular front. At least that's what Campy said.