Shoot, I forgot a detail. I believe the CX70 is a 10-speed derailer, hence the narrowness.
On Monday, May 10, 2021 at 10:41:09 PM UTC-7 Joe Bernard wrote: > It will fit that shim if it doesn't already have its own. Is it better > than Claris? It's prettier and lighter, but I've used both with Silver > shifters and they were great..I suspect you have a problem elsewhere > causing unsmooth shifting. Or it's a worn out Claris. > > I don't remember if I shifted a triple with CX70 so can't help there, but > its narrowness might be an issue with an 8-speed chain. It means lots of > trimming to keep those cage plates away from the chain, a thing I'm very > OCD about and don't enjoy at all. If you're like me, stick with 8-speed > front derailers! > > Joe Bernard > > On Monday, May 10, 2021 at 8:44:40 PM UTC-7 Doug Williams wrote: > >> I have a Hilsen with 28.6mm seat tube and it looks like there is already >> a shim on there to mount my derailer, a clamp on Shimano Claris Triple. The >> shim seems to make it about 32mm. So if I replace this derailer, would a >> 31.8/28.6 clamp on be correct? >> >> I found a bottom pull Shimano CX70 in that size that looks nice. Everyone >> raves about the CX70 so I wonder if it would be better than my Claris? The >> Claris basically works, but it is not exactly smooth. I am currently >> running the Sugino Triple Crank 46-36-24 but I might switch to the Rene >> Herse 42-26 or wait for Riv's Silver Triple 44-34-24 to be back in stock. >> In any event, when this set of chain rings wears out, I am done with the >> Sugino hidden bolt. I just stripped the bitch and had to drill it out, so >> I'm done with hidden bolts. >> >> So...would the CX70 work with both double and triple 8 speed friction >> only (Silver Bar End) shifters? Or is it only going to work with a double? >> Would the CX70 be better than the Claris? >> >> Doug >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To unsubscribe from this group and stop receiving emails from it, send an email to rbw-owners-bunch+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/rbw-owners-bunch/5ec8dd9e-e613-495a-96d5-fc015a9da3b6n%40googlegroups.com.