PRSIX DISC ULTEGRA DI2 RACE BIKE SPECIFICATIONS Aero Basebar Profile Design Svet Zero Carbon Bar End Shifters Shimano Dura-Ace Di2 9160 Brake Levers Shimano Ultegra Di2 8060 Cassette Shimano Ultegra 8000, 11-28 Chain Shimano HG701 Pedals Not Included Tires Continental Grand Sport Race, 700x25c Wheel - Front Reynolds Strike Disc Wheel - Rear Reynolds Strike Disc Frame Material HM Monocoque Carbon, Flat Mount Disc Fork QR Integrated SHIFT+ Headset FSA Orbit IS-2 Seatpost PRsix Carbon Aero Front Derailleur Shimano Ultegra Di2 8050 Rear Derailleur Shimano Ultegra Di2 8050 Crankset FSA SL-K Light, 52/36 Bottom Bracket FSA PF30 Brake Calipers TRP Spyre, Flat Mount Stem QR 12-Position Aero Clip-On Bar Profile Design T4+ Carbon Saddle ISM PN 2.1