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Challenge Grinder Pro Tubeless Ready gravel tyre
700x33, 700x40
Our opinion
The Challenge Gravel Grinder Pro is a tyre primarily designed for gravel riding, but it can also be used for cyclo-cross.
Aurélien L.
Cycling in all its forms
If you're looking for a tyre that can perform on hard gravel terrain or on wider, sandy trails, the Challenge Gravel Grinder Pro will meet all your expectations. Combining speed, with a fast tread, and grip, with aggressive knobs, this tyre is made for cyclists looking for performance on the trails.With its SuperPoly carcass - TPI 260 and PPS2 puncture protection, combined with a latex tube, the Challenge Gravel Grinder Pro promises good strength and excellent durability. Technical specifications:- Colour: black with beige sidewalls (Tan) - Dimensions: 700x33, 700x40 - Carcass: SuperPoly, TPI 260 - Puncture protection: PPS2
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