Thread: Bikes we like
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Old 04-22-15, 03:33 PM
  #746  
fietsbob
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Yea , the Patterson metro chainring is a 28t , overdrive it acts like a 45t (Reading the data)

110 spider speed drive a 34 t acts like a 54 in overdriven gear.

not as tidy looking as that Cast arm.
Last edited by fietsbob; 04-22-15 at 03:39 PM.
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