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London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
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umop3pisdn
hippy
Right aero nerds... @xavierdisley @mdcc_tester Take a geared TT bike, strip all the stuff off it and make it fixed (assume you can ok) and how much would you save? What difference in Cda and time over 40k?