A long time coming, but worth the weight? The new Dura-Ace FC-7800C crankset© Shimano We spotted Michael Boogerd (Rabobank) and Markus Fothen (Gerolsteiner) testing this carbon version of the Dura-Ace crankset at the Tour de France, and were met with the inevitable tight lipped response from Shimano. Now, on the first day of Eurobike, Shimano have officially launched the new Dura-Ace crankset FC-7