Shimano Ultegra Di2 Front Derailleur, FD-R8150, 12-Speed

The Shimano Ultegra FD-R8150 front derailleur is a small, lightweight design with a reduced frontal area to minimize aerodynamic drag. It has fast and seamless shifting action with the Di2 platform and Hyperglide+ technology. It has a top gear teeth capacity of 50-54t and comes with one SD300 port.