Brand: TWITTER Bike Model: T10 -HC-C brake ConfRev: UT/R8000-22S, carbon wheels Wheel Size: 700C Frame Height: 46cm/48cm/50cm/52cm/54cm Net Weight: About 8.3KG Frame: T10, high modulus Carbon,Aero-Racing,Inner-Cable,Glittering&Cut,UV laser colorful&reflective decals Handelbar Sets:Alu alloy,colorful decals,Integrated oblate Hb+St 420*90mm Fork: T10, high modulus Carbon, 700C, UV laser colorful&reflective decals Derailleur Lever: SH UT/R8000-22S Front Derailleur: SH UT/R8000 Rear Derailleur: SH UT/R8000 Cranksets:SH UT/R8000,34-50T Cassettes:SH UT/R8000-11S,11-28T Chain: SH HG700-11S Brake:SH UT/R8000,road C-Clamper Hubs: RS, Alu alloy,4-sealed Bearings,Slotted Rim:RS, carbon 12K twill,2-wall,Clincher,W23×H50mm×700C Tire:Continental,GrandSport Race,700*23C,Foldable&Stab resistant