Originally Posted by
HillRider
Just for information's sake, at least through 2006, Campy also made "long cage" rear derailleurs which measure 90 mm between the pulley mounting screws. They were intended for use with their triple cranks and 13x26 or 13x29 10-speed cassettes.
They also made them earlier when they offered the racing triple cranks for 9s. Either way it's something that would be useful in western Pennsylvania.