Thread: Touring Bike Fit Question (top tube measurement)
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Old 05-15-08 | 11:35 PM
  #6  
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jwbnyc
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You want to be considering effective TT not actual TT.

The 46 has an effective TT of 51.5cm.

The 50 has an effective TT of 53cm.

These measurements correspond to a horizontal TT measurement.
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