J jari_42 Retro Newbie Jul 24, 2018 #11 That was my first thought also but the freewheel is relatively new and the chain only jumps when I pedal hard from standing on the most worn chainring teeth near the crank arm.
That was my first thought also but the freewheel is relatively new and the chain only jumps when I pedal hard from standing on the most worn chainring teeth near the crank arm.