Join Date: Jul 2004
Location: Ffld Cnty Connecticut
Bikes: Old Steelies I made, Old Cannondales
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The difference is so small, can't imagine there would be a problem. I have an old bike set up with Campy 10 speed, but running a "5 speed" crank from 1985 and it's fine.
Going the other way, wider chain on a narrower crank might not be good.
Bikes: Old steel race bikes, old Cannondale race bikes, less old Cannondale race bike, crappy old mtn bike