Vittoria Syerra Tire - 29 x 2.4 Tubeless Folding Black<(><)> G2.0. Syerra has been developed to satisfy the needs of the emerging Down Country segment raising the limit of what a XC tire can do. Vittoria engineers combined in a single product Speed and Rolling Performance – typical features of the XC segment – together with High Grip and Resistance – traits of the Trail Segment. The result is a light and fast product which allow to have fun also when tackling burlier descents and gnarlier terrain.