Seamless Latex Inner Tube Roues montagne Designed to withstand obstacles on

Designed to withstand obstacles on all types of roads thanks to its Michelin Bead to Bead technology reinforcement that offers puncture and pinch protection

Max Front Difference 17T Maximum Cog 34T Minimum Cog 11T Primary Color Grey Cage GS RD Capacity 40T RD Spring Type Shadow Plus RD Weight 255g Speed 11 Mount Standard

even in wet conditions

It’s our first GPS bike computer with solar charging and multi-band GNSS technology

55mm chainline compatibility for more moderate chain angle

Seamless Latex Inner Tube Roues montagne Designed to withstand obstacles onChallenge produces the only seamless 'one piece' latex inner tubes on the market providing a smooth, balanced ride with no pucker or bump like those found on other tubes Latex tubes are lighter, thinner and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, and helping to prevent flats Includes a removable core Presta valve making them compatible with both inline and external valve extenders Attributes Valve