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Code: Challenge-HTU-CX-Grifo
Challenge Grifo Seta Ultra S Cyclocross Tubular Tyre - 700x33mm

The Challenge Grifo Seta Ultra S cyclocross tubular tyre is made for out-and-out cyclocross racing, whether you’re just starting out at your local regional cyclocross league or are racing at the top level the Grifo already carries a great reputation within the racing fraternity. Featuring a tread pattern designed for all-round and soft pack conditions this racing tub is 33mm wide, has a cream side wall, a silk casing and includes PPS flat protection.

Please note: This is a tubular tyre designed to be glued to a tubular wheel. 



  • Size: 700c
  • Tire Width: 33 mm
  • Internal Rim Width: 15-19 mm
  • Weight: 405 grams
  • Casing: Silk
  • Flat protection: PPS
  • Recommended Tyre Pressures: BAR: 1.6-6 / PSI: 23-90
  • Inner tube: Latex