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Short video showing the technology behind the pumptire as well as a prototype demo showing a pressure rise from 22-52psi. Pre-order your very own set (more)

Short video showing the technology behind the pumptire as well as a prototype demo showing a pressure rise from 22-52psi. Pre-order your very own set of PumpTires today on KickStarter: http://kck.st/nTaakV

While you're there, feel free to "Ask The Engineer" any questions about the PumpTire technology in our comments section.

Originally collected by fetching... (less)