Thread: RX100 derailleur is shot - replacement to work with indexing?
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Old 02-19-10 | 10:35 AM
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joejack951
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Originally Posted by PlatyPius
A 9/10 speed (105, etc) derailleur might be too narrow for your chain.
It's been a while since I measured but I don't recall seeing any real cage width difference between 8, 9, and 10 speed rear deraillers. Front deraillers are a different story.
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