Disc brakes a ‘strong improvement’ says Marcel Kittel, as he prepares to race on them at Dubai Tour

Kittel will follow in the footsteps of his team-mate Tom Boonen by racing on a Specialized Venge Vias Disc bike

Marcel Kittel will follow in the footsteps of his team-mate Tom Boonen by racing on a Specialized Venge Vias Disc bike at Dubai Tour