You are reading a single comment by @31trum 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.
@31trum
the measurements are done in a straight line, not down the slope, a bit like lo=pros, you measure across