You are reading a single comment by @dancing james 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.
@dancing james
48/19
With 25mm tyres it means that 90rpm cadence is roughly 18 mph. Multiply cadence by .2 gives speed which is easy for a bear 🐻 of little brain like me.