You are reading a single comment by @doctor_john 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.
@doctor_john
you 'll be amazed if you keeping time on climbs...
I had campy omega V tubulars (36-36) and change them with mavic Mach3 (32-36).
Almost 3.5min less on 11km climbing 7% to 12% pitch...