Have noticed that the rear derailleur springs and pulleys are picking up lots of road gunk. I use a wax for the chain and as this breaks off I can see it getting stuck on the pulleys. So after ...
I've noticed that my rear derailleur (Ultegra 6700) will not return to where I've set the B-tension adjustment. Pulling it away from the hanger means it will just stick there, or maybe move back a ...
My rear derailleur barrel adjuster has unscrewed completely and now I can't get it back in. Is it likely that I've damaged something here, or is there some special technique to screw in barrel ...