- €19.99 economy
BBB EasyTire BTL-78 tyre mounting tool
Tool to facilitate tyre mounting on the rim
€10.95
Price : €12.95 (134 reviews)
Challenge Grifo Pro 33mm cyclo-cross tyre
(21 reviews)
All types of terrain, cyclo-cross world champion tyre
Our opinion
The Challenge Open Grifo 33 tyre is the choice for performance. It will meet your expectations on all terrains.
Aurélien L.
Cycling in all its forms
If you’re looking for a tyre that will see you through the whole season, the Challenge Open Grifo 33 is for you! This tyre is ultra-versatile, excelling on both wet and dry tracks. Thanks to a special centre section, this cyclo-cross tyre offers excellent traction when pedalling. The small knobs covering the entire surface also provide good grip in corners.
Technical specifications:
- Colours: white with black sidewalls, black with beige sidewalls
- Weight: 365 grams
- 700x33 tyre
- 300 TPI
- Flexible beads
- Use: versatile, for all types of terrain in all conditions
- Grip and performance
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Questions and answers
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Votre avis compte pour nous
Nos clients les meilleurs ambassadeurs
-
FABRICE P. 
Published Mar 03, 2026 at 02:22 pm (Order date: Feb 19, 2026)perfect (Translated review)
- Herve h.
Published Dec 08, 2025 at 06:14 pm (Order date: Nov 27, 2025)very difficult assembly, the tires arrive completely flat, you must absolutely have the tire of the correct diameter otherwise it won't fit, and even with that it's still very complicated (Translated review)
- Alexandre M.
Published Oct 26, 2025 at 06:12 pm (Order date: Oct 08, 2025)Perfect (Translated review)
- Sébastien G.
Published Oct 23, 2025 at 05:35 pm (Order date: Oct 12, 2025)Good tire, very difficult to install the first time. (Translated review)
- Fabrice L.
Published Oct 05, 2025 at 05:11 pmVery good tire, be sure to respect the indicated pressures which are low, less than 3 kilos (Translated review)
- Jean-marc C.
Published Nov 03, 2024 at 06:04 pmNot easy to mount the first time but good grip in all weather (Translated review)
- Jean-yves f.
Published Sep 24, 2024 at 04:52 pmOnce installed on the rim, it offers excellent flexibility, good grip with low rolling resistance. The qualities of a tubular! (Translated review)
- Laurent m.
Published Sep 01, 2024 at 05:01 pmA bit hard to mount the first time but after no problem. Good grip, good performance. (Translated review)
- Jérôme B.
Published Jul 08, 2024 at 09:39 pmApart from the stiff mounting, pure happiness afterwards, I haven't found an equivalent, perfect (Translated review)
- Bruno E.
Published May 25, 2024 at 10:14 pmPerfect for cyclocross. (Translated review)
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