Felt IA FRD 2.0 | Ultimate | Ultegra Di2 Triathlon Bike (Silver / White)The cutting edge IA 2. 0 set up with Shimano's competition minded Ultegra Di2 group set. Get ready for maxium speed and efficiency. Ultegra performance Shimano's race ready Ultegra Di2 groupset offers world class shifting performance and braking reliability. With a 2x12 gear range, all race courses and training routes are within reach. Crisp wheels Built on Shimano's ultra reliable hubs, the Ultegra wheels are designed for reliability and performance.