Jonny69 Senior Retro Guru Jun 2, 2017 #11 Your chain jumping is probably a worn sprocket. Not much you can do about that because a new chain will make it worse. New 5 or 6 speed freewheels can be got for buttons though.
Your chain jumping is probably a worn sprocket. Not much you can do about that because a new chain will make it worse. New 5 or 6 speed freewheels can be got for buttons though.
