De Rosa SK R8050 (Ultegra) Road Bike. The De Rosa SK R8050 is a traditional road race bike at heart, but takes the advantages of the most modern, high-performance gear shifting systems. This includes the Shimano R8050 Ultegra Di2 electronic gear transmission system for accurate, fast and extremely reliable shifting performance. The R8050 dual control levers have been refined and optimised to provide unmatched mechanical braking performance, combined with the newly redesigned brake caliper design for the optimum braking stability, efficiency and control. This bike’s design enhances the traditional qualities on which road cycling has been progressing steadily for the past decade and improves upon it further with some of the greatest technological advancements seen in the sport in recent years Efficient and Comfortable Racing Geometry. Constructed from an advanced carbon fibre, it features a refined aggressive racing geometry that has also been designed for comfort. The Di2 electronic groupset ensures instant response from gear changes, with minimal effort required from the rider – a simple press of a button is all that is required. This exceptional groupset delivers power to the rear wheel instantly and thanks to the Fulcrum Racing Sport 400 wheels selected by De Rosa, no power is wasted. These wheels are stiff and flex-free, guaranteeing stability and superb braking performance, combined with Continental Grand Sport tyres for sublime grip, traction and rolling efficiency. An elegant and comfortable finishing kit comprising of Deda Zero and Prologo components completes this fantastic bike build, which is sure to bring thousands of miles of enjoyment and progression Features: Material: Carbon Fibre Shifters: Shimano Ultegra R8050 Di2 Derailleurs: Shimano Ultegra R8050 Di2 Brakes: Shimano Ultegra Chainset: Shimano Ultegra 36-52T Cassette: Shimano 11-30T Wheels: Fulcrum Racing 400 Tyres: Continental Grand Sport Race 25c Stem: Deda Zero Handlebars: Deda Zero Saddle: Prologo Kappa RS Bar Tape: Prologo Plain TouchEasy Assembly. When you order a bike, one of our trained mechanics will carefully prepare and pack your bike for shipping. Upon delivery, the assembly is simple and all necessary tools are conveniently included in the box Depending on the delivery service and destination, bikes will either be delivered in a large or a small box. Below is a guide as to how your bike will arrive: All bikes for delivery within the UK and Republic of Ireland will be delivered in a large box, except for kids’ bikes and BMX bikes, which are always delivered in manufacturer’s boxes. All bikes for delivery within the EU on a standard service will be delivered in a large box. If an express delivery option is chosen, your bike will be packed into a small box. Again, the exception is kids’ bikes and BMX bikes, which are always delivered in manufacturer’s boxes. All bikes for worldwide delivery outside the EU will be delivered in small boxes This video demonstrates assembly from a SMALL BOX This video demonstrates assembly from a LARGE BOX Buy De Rosa Bikes from Chain Reaction Cycles, the World’s Largest Online Bike Store.