My money's on a tight chain. Does it still do it if you lift the back wheel off the floor and slowly rotate the pedals? There should be a bit of play in the chain, but not so much it can derail.
@fc9k started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
My money's on a tight chain. Does it still do it if you lift the back wheel off the floor and slowly rotate the pedals? There should be a bit of play in the chain, but not so much it can derail.