Welcome to the RCR-F program—the fastest aero road bike on the market! A perfect blend of aerodynamics, stiffness, and high efficiency. Aerodynamic: Frame and fork developed in the wind tunnel with our partner Swiss Side Efficiency: Van Rysel Super High Modulus carbon frame and fork. Weight: 7.5 kg in size M (Tubeless set-up). Rigidity: Layup "Pro" Superior rigidity to the RCR Pro by 7% on the head tube Precision: Shimano Dura ace DI2 12-speed groupset.