Not that there aren't things which can go from 30-150 in 18s, but they don't have a constant rate of acceleration. #maths
#felixbaumgartner would beg to differ
@NickCJ 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.
#felixbaumgartner would beg to differ