If you are going to use STI shifters, it is preferred to have pins and ramps on the bigger chainring(s). But if you will use bar-end or downtube shifters, especially if they are set up as non-indexed, it doesn't matter much.
Rene [email protected] EarthLink Revolves Around You. > [Original Message] > From: Doug Peterson <[email protected]> > To: <[email protected]> > Date: 2/10/2009 8:23:15 AM > Subject: [RBW] Re: BB width question, now chainrings > > > > Subject: [RBW] Re: BB width question, now chainrings > > I originally wanted a 48 big ring but that crank set was available at > a good price with the 50t. I thought about purchasing a 48t chainring > but am hesitant to shell out the extra bones. I've noticed some places > sell Sugino rings at a fair price but they are advertised as being > without pins and ramps, will they still work fine on a double crank > with 8 speed rear? > > For example: > http://www.universalcycles.com/shopping/product_details.php?id=16026&categor > y=3159 > [dougpnirv] > > Mike: > > Riv has 48T x 110 BCD for $30 & Loose Screws for $31. These are the plain > Sugino, no pins or ramps. I looked for pinned & ramped when I replaced my > middle & outer and they were a great deal more money but I don't recall how > much. > > While the pins & ramps probably help, getting the outer cage of the FD down > to a close clearance with the big ring seems to be key to shifting > performance. I'd run the 50T for a while & keep my eye out for a 48T on > sale or the bargain table at my LBS. > > dougP > > > > > --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
