With a smaller ratio like 48x19 your legs have to go around faster to hold a good speed, this is great for fitness and pedalling technique.
@IR started
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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With a smaller ratio like 48x19 your legs have to go around faster to hold a good speed, this is great for fitness and pedalling technique.