You are reading a single comment by @Davet 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.
Davet
If your calculation is correct, 280mm will be fine. I'd always go +0.5/-1.5 rather than universally rounding down.