Specifications Bottom bracket shimano sm-bb92-41 Brake calipers shimano dura-ace 9010 direct mount Cassette shimano dura-ace 9000, 11-28 Chain shimano hg900 Crankset shimano dura-ace 9000, 52/36 Fork foil hmx carbon, 1 1/4"-1 1/2" Frame material hmx carbon Front derailleur shimano dura-ace di2 9070 Handlebar syncros road rr1.0 carbon foil combo Headset syncros integrated Pedals not included Rear derailleur shimano dura-ace di2 9070 Saddle syncros rr1.0 carbon Seatpost syncros foil aero carbon Shifters / levers shimano dura-ace di2 9070 Stem syncros road rr1.0 carbon foil combo Tires continental grand prix 4000 s ii, 700x23c Wheel - front zipp 404 firecrest carbon clincher Wheel - rear zipp 404 firecrest carbon clincher