Vittoria SyerraSYERRA TRAIL The aggressive XC tyre with a pedal all day Trail performance With modern 29ers combining aggressive, slack geometries with equally aggressive pedaling platforms, there's no reason why a climbing bike can't also be a party bike. The Syerra is proof, with a fast rolling, high grip center strip and tread that's spaced, shaped, and siped to bite on climbs, rocks, and roots, or under braking and cornering loads. The spacious knob layout also