Old 03-28-07, 11:00 AM
  #2  
DiabloScott
It's MY mountain
 
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Join Date: Sep 2006
Location: Mt.Diablo
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Bikes: Klein, Merckx, Trek

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bent derailleur or hanger
clogged up cables

shifter: unlikely but not impossible
Also, check for broken frame tubes - especially the chain stays, surprisingly hard to notice.
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