Not 100% sure about this, but didn't ramps/pins come about because of indexed shifting?
I've got a few bikes with old TA rings (thin), and they shift great in friction mode. Alex -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" 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/rbw-owners-bunch?hl=en.
