Frame ALL-NEW SystemSix, BallisTec Carbon, Di2 ready, SAVE, BB30a, flat mount, Speed Release thru-axle Fork ALL-NEW SystemSix, BallisTec Carbon, Speed Release thru-axle Rims HollowGram KNØT64 Rim, Carbon, 20h front, 24h rear, 64mm deep, 21mm ID, tubeless ready Hubs HollowGram KNØT, sealed bearing 12x100 front, 12x142 rear centerlock w/ DT Swiss internals Spokes DT Swiss Aerolite, straight pull Tires Vittoria Rubino Pro Speed, 700 x 26mm (23c) Pedals Not included Crank Cannondale HollowGram Si, BB30a w/ OPI SpideRing, 52/36 Bottom Racket Cannondale Alloy PressFit30 Chain Shimano Ultegra, 11-speed Rear Cogs Shimano Ultegra, 11-30, 11-speed Front Derailleur Shimano Dura-Ace Di2, braze on Rear Derailleur Shimano Dura-Ace Shifters Shimano Dura-Ace hydro disc, 2x11 Handlebar Vision Metron 4D Flat, UD Carbon Grips Prologo One Touch Stem Vision Trimax OS, 2014 Alloy, 3D Forged Headset Tapered, 1-1/8" upper, 1-1/4" lower bearing Brakes Shimano Dura-Ace hydro disc, 160/140mm RT800 rotors Brake Levers Shimano Dura-Ace hydro disc Saddle Prologo Dimension, Tirox rails