a bike tire whose edges hook under the curved-in edge of a rim, with an underlying separate inner tube.
Take on one of the toughest cycling challenges in the world! Can you get to Vegas in 24 hours?
Clincher
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a bike tire whose edges hook under the curved-in edge of a rim, with an underlying separate inner tube.
Take on one of the toughest cycling challenges in the world! Can you get to Vegas in 24 hours?