Thread: Shifter and Derailleur Compatibility
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Old 05-15-14 | 08:20 AM
  #6  
krobinson103
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Joined: Mar 2012
Posts: 2,835
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From: Incheon, South Korea

Bikes: Nothing amazing... cheap old 21 speed mtb

Tiagra is 9 speed. Last years Sora would or the 'new' claris which is 8 speed sans the thumb tab.
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