Thread: Ask the Community
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Old 01-30-18 | 08:54 PM
  #422  
FBinNY
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From: New Rochelle, NY

Bikes: too many bikes from 1967 10s (5x2)Frejus to a Sumitomo Ti/Chorus aluminum 10s (10x2), plus one non-susp mtn bike I use as my commuter

Originally Posted by bonsai171
I don't know what you mean by that. When I plug the gear values in for each combination into a gear inches table, I get the following:

45T X 17T = 70 gear inches
44T X 18T = 64 gear inches

Dave
What he was pointing out was that 2 sprockets that add to the same number would use the same chain length.
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