MSRP $8,000 USD Ultegra Di2 electronic shifting 12 Speed. Roval C38 Disc carbon wheels with DT Swiss 370 Hubs. Upgrades 170MM Crank Length. Silca 3D Printed Titanium Derailleur Hanger. Entire Frame and Fork wrapped with InvisiFRAME. Cranks arms also protected with InvisiFRAME. ENVE bar tape. Extra chain. I used Silca Hot Wax. Base Specs Aethos FACT 10r Carbon, Rider First Engineered™, Threaded BB, 12x142mm thru-axle, flat-mount disc Front Brake Shimano Ultegra R8170, hydraulic disc Rear Brake Shimano Ultegra R8170, hydraulic disc Shift Levers Di2 Shimano Ultegra R8170, hydraulic disc Front Derailleur Di2 Shimano Ultegra R8150, braze-on Rear Derailleur Di2 Shimano Ultegra R8150, 12-speed Cassette Shimano Ultegra, 12-speed, 11-30t Chain Shimano XT M8100, 12-speed w/ quick link Crankset Shimano Ultegra R81000 Chainrings 52/36T Bottom Bracket Shimano Threaded BSA BB Front Wheel Roval C38, 21mm internal width carbon rim Front Tire S-Works Turbo, 120 TPI, folding bead, BlackBelt protection, 700x26mm Rear Tire S-Works Turbo, 120 TPI, folding bead, BlackBelt protection, 700x26mm Rear Wheel Roval C38, 21mm internal width carbon rim Inner Tubes Turbo Ultralight, 48mm Presta valve Stem Specialized Pro SL, alloy, 4-bolt Handlebars Specialized Expert Shallow Drop, alloy, 125mm drop x 75mm reach Saddle Body Geometry Power Expert SeatPost Roval Alpinist Carbon Seatpost Seat Binder Specialized Alloy, 30mm