I would train to get fit enough to attempt a regime like that.
Are you doing flat miles or hills? Circuits or different routes?
@cliveo started
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.
I would train to get fit enough to attempt a regime like that.
Are you doing flat miles or hills? Circuits or different routes?