You are reading a single comment by @highboy_coupe 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.
@highboy_coupe
Don't know if it has a name, sometimes it's on the chainring to stop the chain sliding down behind the crank arm if it comes off.