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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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kisspascool
I have 48/34 on my road bike, and the smallest sprocket is a 12. Plenty big enough (106") at the top end unless you're actually trying to race down hills, and 34/27 is a pretty low (33") bottom gear without resort to big jumps through the mid range and a mid-cage dérailleur.