Thread: Chainring sizing question... 50/39?
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Old 05-01-10 | 03:24 PM
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AEO
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From: A Coffin Called Earth. or Toronto, ON

Bikes: Bianchi, Miyata, Dahon, Rossin

50/39 exists.

50/42 can be done by switching the 39T for a 42T from your triple.

check out http://www.chainreactioncycles.com/ they have a sale going on for cranksets in the gearing you want.
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