The other guesses are more likely, but I'd check the chainring teeth, too, assuming there's only one ring this is happening on. Chain grabbing a crooked tooth?
On Sunday, March 15, 2015 at 2:58:56 PM UTC-7, Deacon Patrick wrote: > > Hunqapillar mystery: I’ve removed my front derailer and the entire front > of the drivetrain is beautifully silent — except for a snag sound. Here’s > what I know about it: > > — Removing the right crank eliminates the sound, replacing it starts it up > again. > — It occurs as the right rank is at 5:30-6:00 o’clock > — 3 grating clicking sounds. > — BB and left crank spin smooth and silent by themselves. > > Right crank has been cleaned and reinstalled. > > Any ideas what I’m looking at? > > With abandon, > Patrick > > *www.MindYourHeadCoop.org <http://www.MindYourHeadCoop.org>* > *www.OurHolyConception.org <http://www.OurHolyConception.org>* > > -- 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 post to this group, send email to rbw-owners-bunch@googlegroups.com. Visit this group at http://groups.google.com/group/rbw-owners-bunch. For more options, visit https://groups.google.com/d/optout.