Jon Spangler wrote: <<What makes a 650B wheel superior to a 700C or a 26" M TB wheel?>> There is, of course, no objective or inherent superiority of one wheel or t ire size over another. You can't meaningfully answer this without a lot of context.
Andy Stewart touched on several reasons, all of which matter. One very impo rtant one is frame geometry. Different wheel/tire diameters and tire widths work better with different sizing, fit and handling considerations, not to mention design and manufacturing options.
Greg Reiche CyclArt Vista, CA USA
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