Forgive my ignorance if this is entirely untrue, but...
...isn't a 10 speed chain more narrow than a 9 speed to more easily accomodate the extra cassette cog? And hence the cage of a 10 speed front derailleur would be more narrow as well?
Forgive my ignorance if this is entirely untrue, but...
...isn't a 10 speed chain more narrow than a 9 speed to more easily accomodate the extra cassette cog? And hence the cage of a 10 speed front derailleur would be more narrow as well?