Thread: 650b questions
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Old 10-26-11 | 12:19 AM
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JiveTurkey
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Originally Posted by renyay

Firstly: how much larger than a 26" and smaller than a 700c are 650b's? And, how different are they in size to 650c's?
Here are the rim bead seat diameters (BSD): http://sheldonbrown.com/tire-sizing.html

Divide the BSDs by two to get the radius of each rim, then you can compare radii of various rims to see how far brake pads would have to be adjusted.
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