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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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@colnago_costa
I have an 8 speed block on a a rear super record campagnolo wheel mavic rim 36 spokes. 700 x20 clincher. Please note that it is a block (Screw on with thread) and not a cassette. cheers c_c