On 06/20/2016 12:21 PM, Bob La Londe wrote:
lid wrote in message
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They are solid, but made of soft rubber inside, so they act like
pneumatic tires and provide better cushioning. ...

Is that exactly it or are they foam filled penumatics? ...

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Sounds like an oxymoron, but it's not...it is what it is...

http://tokaisolidtire.com/solid-pneumatic-tires/

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