By combining trickle-down technology with greater accessibility, more people than ever before can reap the performance advantages of the revolutionary Di2 shift system. Shimano 105 has been completely redesigned from the ground up, with all-new ergonomics, even greater braking modulation, and the peerless precision of 12-speed wireless electronic gear shifting. Di2 gives you instant, accurate, lightning-fast gear shifts at the push of a button every time. Shimano 105 Di2 will continue to motivate and inspire more riders than ever to go after greater challenges. With Di2, you are in complete control.

Mavic Cosmic SL 45 Carbon wheels offer riders the perfect balance between weight, aerodynamics and speed. Their minimal drag and low inertia design allow you to accelerate and climb faster while holding higher speeds for longer. The wheels come matched with Continental Grand Prix tyres that combine a racing tyre's fast-rolling speed and surefooted grip with the dependable puncture protection of an everyday training tyre.

Lightweight and ergonomic LEVEL alloy handlebars are shaped to offer multiple hand positions, keeping the brake levers within easy reach and ensuring long-ride comfort. The bars come wrapped in a comfortable cork ribbon and are neatly matched with a LEVEL 3D-forged alloy handlebar stem.

A lightweight LEVEL 2 carbon seat post features a composite construction for enhanced vibration absorption and a smoother ride on broken roads. It comes fitted with a Prologo Kappa RS saddle that ensures a high level of comfort without neglecting performance. A wide selection of saddles to suit riders of all shapes and sizes is also available to order in BikeBuilder.