You are reading a single comment by @ak 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.
@ak
@claus - that sounds cool, I just got the 20mins figure from the first post (averaging 100rpm on 63GI).
It probably makes sense to turn up on gears and then assess if I need to be changing some sprockets!
Thanks