You are reading a single comment by @JonD and its replies.
Click here to read the full conversation.
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.
JonD
Maybe chainsuck? The mech cage pulling forwards would be due to tension between the cage and the bottom of the chainrings, I'd have thought.