260mm of BB height is pretty good. My wife had a Serotta 650b conversion<http://www.flickr.com/photos/franklyn/sets/72157607283818496/>that had 255mm BB height. With 165mm cranks she rode it for thousands of miles without ever a pedal strike.
best, Franklyn On Wednesday, October 31, 2012 9:31:05 AM UTC-7, J. Burkhalter wrote: > > Hi Toshi, > > I just tested the fit of my Bleriot's Hetres on my Ram and they fit just > fine, with room for fenders. The resulting bottom bracket height is > ~260mm. My Hetres on Synergy rims measure ~670mm in diameter. The new > brake reach for 650b wheels is ~72mm-74mm on the Ram, so I think Paul > Racers would be out (max reach is 67mm), but I think the Diacompe Mod 750 > brakes would work. > > hope this helps some, > -Jay B. > > On Tuesday, October 30, 2012 5:48:33 PM UTC-4, ttoshi wrote: >> >> I'm thinking about a potential 650b Ram with 42mm Hetres. Apparently the >> 42 mm 650b would be equivalent in height to a 28 mm 700c tire, so perhaps >> the BB drop would not be an issue. I'd love to hear if anyone has >> successfully done this. >> >> Thanks, >> Toshi >> >> -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To view this discussion on the web visit https://groups.google.com/d/msg/rbw-owners-bunch/-/B214ghO1ow4J. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/rbw-owners-bunch?hl=en.
