Vittoria Terreno T90 Mud Gravel Endurance Tubeless-Ready Tyre - Brown Size:700 x 40mm the chain runs on the

the chain runs on the small chainring

Smoother shifting

The third port is for riders who want the redundancy of Shimano's 12-speed Di2 wired option

13-speed – full range to match or exceed any 2x systems

Vittoria Terreno T90 Mud Gravel Endurance Tubeless-Ready Tyre - Brown Size:700 x 40mm the chain runs on theWith a T score of 90, the Terreno T90 (formerly the Terreno Wet) stands at the top of our terrain severity scalebuilt for riders who dont back down when the course turns to chaos. The Terreno T90 Mud Gravel Endurance tire is engineered for performance in the most extreme gravel conditions. Borrowing from Vittorias World Cup proven cyclocross and MTB technology, the T90 delivers unstoppable traction through deep mud, slick terrain, and sloppy off