You are reading a single comment by @jellybaby 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.
@jellybaby
For those that missed the RI Christmas Lectures, Matt Parker's 80% accurate machine is relevant - https://www.youtube.com/watch?v=vBPFaM-0pI8