According to the Saris page with Martijn's power graphs...

http://www.saris.com/athletes/PermaL...189bc10c4.aspx

...he was on 303s. I hadn't ever looked at these graphs very closely before...pretty interesting for a bunch of lines, thanks to the annotations. Or maybe that's just a sign that I'm a hopelessly tech-obsessed racing fan.

That said, I'll just embrace it and ask...So what's the scoop on these Vittorias? Can shakeNbake or others point me at some more info? (: