SPECIFICATION : Frame iSC carbon w/ Tuned Compliance Concept (TCC) and carbon dropouts Fork Racemachine RM01, carbon w/TCC Front Derailleur Shimano Ultegra Di2 Rear Derailleur Shimano Ultegra Di2 Number of Gears 20 Shifters Shimano Ultegra Di2 Chainset Shimano Ultegra Chainrings 50-34 tooth Bottom Bracket BB86 press-fit system for Shimano, Campagnolo and SRAM GPX cranks Cassette Shimano Ultegra, 12-25 Chain Shimano Ultegra CN-6701 Pedals Not Supplied Front Brake Shimano Ultegra Rear Brake Shimano Ultegra Handlebars Easton, EC90 SLX3 Stem Easton EA70 Rims Mavic Ksyrium Elite Front Hub Mavic Ksyrium Elite Rear Hub Mavic Ksyrium Elite Front Tyre Continental Ultra Race Rear Tyre Continental Ultra Race Saddle Fizik Antares 2 manganese Seatpost BMC Racepost Road Carbon, w/TCC, 15mm Offset Weight 6.80kg