Challenge, Seamless Latex Inner Tube, Tube, Presta, Derailleur Hand made in our Yorkshire

Hand made in our Yorkshire workshop

P ZERO™ Race SL-R is the latest and most advanced tire in the P ZERO™ Race road-racing range

From the precise shifting of the high-performance Shimano Ultegra groupset to the reliable stopping power of the disc brakes

But unless your bike was designed with an integrated solution

with a higher cut mesh waist

Challenge, Seamless Latex Inner Tube, Tube, Presta, Derailleur Hand made in our YorkshireChallenge 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