Tire Vittoria Terreno Dry G2.0 650 x 47C Gravel - Anth-BlackTire Vittoria Terreno Dry G2. 0 650 x 47C Gravel Anth Black The key to this is the unique angled fish scale design, that allows the center tread to roll extremely fast, yet offer traction when loaded in cornering and braking. Add the transitional height mid and side tread, and the Terreno Dry transitions as smoothly as it rolls. From gravel grinding to medium conditions cross racing, the Terreno Dry offers consistent performance.