Bikeman laid down this info on 650b conversions from 700c, back when noone knew what 650b was. I've done a few conversions using his info and it was amazingly helpful. We still have a 1991 Bridgestone RB1 650b conversion in our home. My wife rode it daily for several years and now my son rides it daily, the conversion works great.
Follow these guidelines and you'll be much happier.
All words and photos are from his website, taken without his permission, so please visit Bikeman.com and buy his stuff.
In the last few 650Blog articles I've introduced the 650B wheel and shown a few bikes configured with them. Perhaps now you're curious, and thinking about cycling from a different perspective. Maybe you're wondering about that dirt road that you've always passed-by, or that alluring gravel path that runs down by the river... maybe you'd just like to explore some new roads and keep right on going, whatever the weather or surface conditions become. You're thinking about having your own "650B experience". But you aren't yet ready to buy a new 650B specific frame and build it up. Well Dear Reader, this article is for you.............
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