http://www.bikeradar.com/road/gear/category/components/tyres/road/product/review-specialized-s-works-turbo-cotton-48704/
"320tpi 'polycotton' casing – likely similar, if not identical, to what Vittoria uses for its high-end open tubulars, given that these are made in the same factory."
24 or 26? 26 rear 24 front maybe? I'm big and heavy.
@Chris. started
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http://www.bikeradar.com/road/gear/category/components/tyres/road/product/review-specialized-s-works-turbo-cotton-48704/
"320tpi 'polycotton' casing – likely similar, if not identical, to what Vittoria uses for its high-end open tubulars, given that these are made in the same factory."
24 or 26? 26 rear 24 front maybe? I'm big and heavy.