Carbon Aero bike designed for aerodynamic performance. Carbon road model designed with optimal bike fitting in mind, offering speed to all, from the budding racing cyclist to the everyday cycling enthusiast. Every Pearson bike is hand assembled in the UK, starting from just a frame and working each customer\'s chosen specifications and sizes into a unique bike. X-Small / Shimano Ultegra R8170 12 speed Di2 - Pearson Hoopdriver Tooth & Nail Carbon Wheels / White by PCS