Vittoria Triathlon Speed G2.0 Road TyreThis premium tubular racing tyre offers one a remarkably fast performance, with a quick build-up of speed and a high grip that's ideal for triathletes. The low weight ensures your bike still glides over any road surface it's set to endure, and the extra-tough Graphene 2.0 compound improves tyre longevity, so you can keep racing without interruption.Features: Compounds: Graphene 2.0 Discipline: Competition Casing: K 320 Corespun TPI Bead: Tubular Weight: 280gTechnologies Graphene 2.0 Compound: Vittoria's unique Graphene compound is superior in rolling performance, grip, traction and longevity. This compound provides the performance benefits required for competitive, consistent racing output. The Original Graphene Compound raised the bar for performance evenly through all disciplines, whereas Graphene 2.0 pin-points the performance requirements from each cycling discipline and enhances them for speed, grip, durability and puncture resistance.Buy Vittoria Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.