Thread: Chain Width Question?
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Old 07-31-23 | 01:38 PM
  #6  
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oldbobcat
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Bikes: '80 Masi Gran Criterium, '12 Trek Madone, early '60s Frejus track

Usually, when a rear derailleur stops working, it's because something got bent. Usually the hanger. Check the hanger alignment before chasing rabbits down holes.
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