FrameFelt Aero Road UHC Ultimate + TeXtreme® carbon fiber, MMC w/ InsideOut construction, carbon fiber BB30 & dropouts, 7075 CNC aluminum replaceable rear derailleur hanger, electronic-specific internal cable routing ForkFelt Aero Road UHC Ultimate + TeXtreme® carbon fiber monocoque construction, AeroTaper 1.125" - 1.25" carbon fiber steerer tube w/ integrated crown race, crown, blades & dropouts HEADSETFSA No. 44 integrated, 1.125" - 1.25" sealed superlight cartridge bearing w/ carbon fiber 15mm cone spacer, 2 x 10mm carbon fiber headset spacer + 1 x 5mm PC headset spacer, Felt compression device, carbon fiber top cap & aluminum bolt SeatpostFelt VariMount Aero Road flip position UHC carbon fiber, 350mm length Front DerailleurShimano Dura-Ace Di2 braze-on Rear DerailleurShimano Dura-Ace Di2 CranksetShimano Dura-Ace 48cm = 165mm 51cm = 170mm 54 - 56cm = 172.5mm 58 - 61cm = 175mm Bottom BraketFSA Ceramic BB30 w/ 24mm spindle reducers Brake CalipersShimano Dura-Ace w/carbon fiber rim brake pads; F: dual pivot caliper, R: direct mount SHIFTER / BRAKE LEVERSShimano Dura-Ace Di2 CassetteShimano Dura-Ace, 12-25T ChainShimano Dura-Ace 11-speed WheelsZipp 404 Firecrest carbon fiber Handlebars3T Tornova LTD carbon fiber, 83mm reach, 139mm drop, Ø31.8mm 48 - 51cm = 400mm 54 - 56cm = 420mm 58 - 61cm = 440mm Stem3T Integra LTD carbon fiber w/ titanium bolts, -10° rise, Ø31.8mm 48 - 51cm = 100mm 54 - 56cm = 110mm 58cm = 120mm 61cm = 130mm SaddlePrologo Zero II CPC Nack TiresVittoria Diamante Pro Light, 220tpi, 700 x 23c