Challenge Criterium SC S Tubular Tire, 700x25 - Options.
- PPS (anti-puncture belt)
- Center tread runs length-wise to alleviate rolling-resistance
- Lateral sidecuts toward the outside provide superior cornering grip
- 320 TPI
- Tread is glued onto fully-inflated casing to achieve a neutral tread state when tires are in use.
- Corespun casing fabric is woven from thread spun at the Challenge manufacturing facility.
- 205 grams, 215 grams
- Aramid Bead
- 105 - 145 PSI
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