Originally Posted by
zacster
I have Campy 10sp on my bike and I don't recall having any issues when I replaced the cables. They've used the same size for eons.
Yes, but have you always used Campy's own cables or cables sold for Campy use? I don't doubt Campy has used the same size for a long time but I do know cable ends that fit them measure significantly smaller than Shimano's.