@Alban Sheldon may gain you some ground, but likely not the 50% extra pull you need. Perhaps combine it with other methods.
@Ndeipi 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.
@Alban
Sheldon may gain you some ground, but likely not the 50% extra pull you need. Perhaps combine it with other methods.