Addict RC HMX carbon frame Shimano Ultegra Di2 24-speed drivetrain Shimano Ultegra brakes Syncros Capital 1.0 40 Disc wheelset Continental Grand Prix TR tires, 30 × 622 Syncros carbon and aluminum components Addict RC HMX carbon Shimano Ultegra Di2 Syncros Capital 1.0 40, Continental GP tires Syncros carbon and aluminum components, Syncros handlebar tool The Addict RC was designed to defy gravity and enhance your performance. It is our lightest production road bike ever. Whether you're tackling steep climbs or sprinting to the finish line, every aspect of this bike has been meticulously crafted with a single thought in mind – to leave everyone else in the dust.