Vittoria e-Martello Tire - 29 x 2.6, Tubeless 2PLY, Folding, Black, G2.0e Martello hammers home the performance you expect, while extending your ride. Looking for the one tire to tackle a wide range of courses? This is the ticket. e Martello features a 4C Graphene compound combined with a moto inspired tread design and progressive width siping. This design provides for a progressive feel on the effective edge, allowing for that fine touch tactile feel that riders expect. Whether shredding rocks, roots, or mixed terrain, e