You are reading a single comment by @BRM 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.
@BRM
you can work it out.
1:1 in top
3.909 rear axle ratio
185/70/r14 wheels
speed on the bottom of the graph