Faster and even faster. We challenge ourselves. That is why in the “ZX” we installed our latest developments, RaceStar Triple Compound and HD-Speed-Guard. Both components perfectly combine the requirements of competition racing cycle tires. That is exactly why the ZX is the best Ultremo ever!
Buy Schwalbe Tyres from Chain Reaction Cycles, the World’s Largest Online Bike Store.
If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or fitted.More information on returns