Vittoria mezcal g2.0 mountain bike tyrethis mountain bike tyre really is an all rounder. Constructed from an industry leading graphene 2.0 material and a nylon casing to give you added grip and weather resistance needed to tackled mtb mountain bike and cross country trails.featurescompounds graphene 2.0, 4c compoundcasing nylon 120 tpibead rigid beadweight 700gtechnologiesgraphene 2.0 compound vittorias 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.4c compound exclusively developed by vittoria and achieves high end performance. The 4c is a layering process using 4 separate rubber compounds within the same tread. The 4c construction provides unmatchable versatility in both the central and side tread areas. The finished product is extensively tested to ensure it meets the competition level performance that road and off road cyclists demand, and benefits the rider significantly, providing better rolling efficiency, better grip and puncture protection.buy vittoria wheels tyres from chain reaction cycles, the world's largest online bike store.