[Hadi379]

Thanks for informing me about the podcast, it was very informative.

Although, I still believe hubs could have been designed for a 6" model or even a larger 10" model. 6" pneumatic tires are readily available as well.

A good example would be in 2009 when all teams were required to use the same wheel. He mentions in the podcast about FIRST contacting him about not stocking up on his other wheels for that 2009 season because every team would be using the same wheel.