110 BCD chainring compatibility

Discuss light weight issues concerning road bikes & parts.
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Posts: 13
Joined: Wed Dec 14, 2011 8:45 pm
Location: Switzerland

by axl13


Does anyone know if there are any compatibility issues with running chainring/crankset from different vendors?
In my case, would that be possible to run FSA K-Force Light 110 BCD chainrings on a Rotor Power 110 BCD crankset?


Posts: 2196
Joined: Tue Nov 11, 2003 9:47 pm
Location: Santa Cruz, California, USA

by eric

The rings usually will bolt to any cranks. Rings with 'stuff' in the middle rather than being highly cut away, like Rotor Q rings, may interfere with some cranks.

You are more likely to run into problems due to the width between the rings. There is no standard for the thickness of crank arms, and many rings are offset. If you get non offset rings and thin arms you will need spacers, otherwise the chain will rub on the outer ring in the smaller cogs (how much deoends on the chainring sizes and chainstay length).

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