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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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@PikeyDan
Good afternoon all of you beautiful people,
after a 18t fixed cog to put on my trials bike (so I don't need a lock ring). Currently running a 9sp chain so it must be 3/32 and not 1/8
Cheers m'dears