If it's massively urgent, rotafixing, a hammer and a screwdriver are your friends. It's worked for me...
http://204.73.203.34/fisso/eng/schpignone.htm
@Sam_Farrow 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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If it's massively urgent, rotafixing, a hammer and a screwdriver are your friends. It's worked for me...
http://204.73.203.34/fisso/eng/schpignone.htm