AC- R frame is monocoque and has been designed in full compliance with the racing philosophy of the brand. Who is it for? It targets the cyclist seeking high performance, but with an eye also to the cost . The riding position is a summary of Colnago knowledge, performance and comfort mixed in a perfect way to combine handling and pursuit of maximum performance. AC- R is designed for installation of both mechanical groups and electronic Campagnolo Eps and Shimano Di2 . The outstanding performance in any road situation, the ability to contain the price within very interesting limits, makes the AC- R incredibly attractive for a wide range of cyclists.