• Freehub

    Origin

    free + hub, from a trademark.

    Full definition of freehub

    Noun

    freehub

    (plural freehubs)
    1. A type of bicycle hub incorporating a ratcheting mechanism, with a cassette, or set of sprockets, mounted onto a splined shaft of the hub to engage the chain.In many high-end and midrange bicycles, freehubs have replaced freewheel systems.
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