I would like to use a 34.9mm front mech on a 31.8mm seat tube - therefore I need a shim of some description. I'm not having much joy in locating said shim (apart from eBay sellers in China, and that'll take too long), anyone have a lead that I can follow up?
I would like to use a 34.9mm front mech on a 31.8mm seat tube - therefore I need a shim of some description. I'm not having much joy in locating said shim (apart from eBay sellers in China, and that'll take too long), anyone have a lead that I can follow up?