The� Cervelo�R5 Dura Ace Di 2 9150 Road Bike 2018 provides you with an impressively refined, perfected & poised road racing machine. With Cervelo's lauded R5 frameset offering up a carbon fibre construction, this bike is augmented by a full Shimano Dura-Ace Di 2 9150 groupset & rolls freely on a ENVE SES 3.4 wheelset, giving you the benefit from the world's highest quality components in a world-class package.