Varibike lets you pedal with your legs – and your arms
Ben Coxworth, gizmag.comEarlier this year, we heard about a proposed arm- and leg-powered bicycle known as the 4StrikeBike. At the time, we knew that if it were to reach production, it would be facing some competition from the existing Raxibo Hand-Tret-Velo. Now, it turn…
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