I think it would be useful with the Shimano hub, but not with the Rohloff. The exception would be for a recumbent, where the range of the Rohloff may not be sufficient.
This Truvativ crank looks just like the Schlumph. So while I don't know for sure, I suspect it's a relabeled Schlumph. On Sep 29, 12:22 pm, John Riedeman <[EMAIL PROTECTED]> wrote: > Ok, have any of you seen this design? > > http://www.cyclingnews.com/tech.php?id=tech/2008/features/truvativ_ha... > > Picture this with an internal hub on the back of a touring bike? There > wouldn't be a need for deraileurs and therefore no chain tensioning. > (you'd need horizontal drop outs of course). heck would you even need > a chain, can you go with that belt design that I've seen out there? No > more cleaning and lubing a chain!!! No worry about snow / ice, road > grim, etc? Am I dreaming or is this a real possibility? Or do you > already have enough ratios with a Rolhoff? What about with a Nexus or > Alfine internal hub? Does it get you closer to the rolhoff for less > dollars? > > I have yet to sit down and put the numbers into excel and figure out > the ratios, but it the front is a 22 and you get a 1 - 1.6 that gives > you an effective 35 front. Go a little larger like start with a 30 and > you have a 48 / 30. Now I've got to see what the effective ratios are > for internal hubs (rolhoff and alfine?) There may be too far of a > spread. If those gears are quite close (ie. 15, 16, 17, 18 rear > cassette one tooth spacing) then this starts to make sense. If the > ratios are large then it doesn't because you don't get anywhere. > > What else am I missing? --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Bicycle Lifestyle" group. 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/bicyclelifestyle?hl=en -~----------~----~----~----~------~----~------~--~---
