Felt FR | Advanced+ | Ultegra Di2 Road Bike (Matte Carbon Vapor)The reimagined FR Advanced with Shimano's 12 speed Ultegra semi wireless electronic groupset + a Vision integrated front end. Party in the front The + designation to the FR Advanced line up denotes the Vision Metron integrated front end. Race proven aerodynamics, comfortable ergonomics, and a clean aesthetic dial in the look. Geared to go Shimano's Ultegra Di2 12 speed groupset provides optimal braking function and riding ergonomics along with a