Pressure too low. You're too fat. Not unweighting the rear of the bike when riding over potholes or curbs or whatever you kids are doing these days.
@hippy 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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Pressure too low. You're too fat. Not unweighting the rear of the bike when riding over potholes or curbs or whatever you kids are doing these days.