Go the distance The ultimate Opus endurance bike for the serious cyclist. It all starts with a state-of-the-art full carbon frame for a light and comfortable ride. They added 12-mm through axles and disc brakes for incomparable stopping power, stability and safety. Install superlight tubeless compatible wheels for unsurpassed climbing. Deploy Opus Progressive Geometry for perfect fit, optimal positioning and ideal handling for all riders. Plus, the Allegro’s wider tires take the sting out of the toughest roads.