Features L-Twoo R9 2×11-Speed Groupset – delivers precise and reliable shifting performance Aluminum alloy Integrated Handlebar – aerodynamic design with hidden cable routing for a clean look Carbon Aero Fork – improves handling, comfort, and aerodynamic efficiency Lightweight Alloy Frame – internal cable routing, flat mount disc, and BSA-threaded BB for durability and stiffness Specifications Frame: BROSS Zenith Alloy, internal cable routing, flat mount disc, 142x12mm, BSA-threaded BB Fork: BROSS Zenith A Carbon, internal cable routing, flat mount disc, 100x12mm Headset: BROSS Fully Hidden Internal Cable Routing Handlebar: BROSS Alloy Integrated Internal Cable Routing Seatpost: BROSS Zenith Alloy Wheelset: BROSS Alloy Tires: Continental Ultra Sport 700x28C Shifters/Dual Control Levers:  L-TWOO R9 2*11 speed Front Derailleur:  L-TWOO R9,FD-R5011-D-W Rear Derailleur: L-TWOO R9 2*11S Crankset: Prowheel RPL Alloy hollow tech 50/34T Cassette: Sunshine 11-34T Chain: KMC X11 Saddle: SR Saddle Grip: BROSS Grip Brake Calipers:  L-TWOO R9 Hydraulic disc brakes Rotors: ZOOM Disc 140mm Weight: 10 kg in size M Size Chat: 2XS:147-160cm XS: 157-166cm S: 165-174cm M: 170-178cm L: 175-183cm XL:180-190cm