Shimano Ultegra FD-8150 Di2 Front Derailleur 2x12 Speed Braze-on

Combining Shimano's Di2 platform and the road incarnation of Hyperglide+, the Ultegra FD-R8150 front derailleur shifts between chainrings with the fast and seamless action. -Small, sleek and lightweight front derailleur -Frontal area is smaller than previous designs to reduce aerodynamic drag -Top gear teeth capacity: 50-54t -61-66 degree chainstay angle -Includes 1 SD300 port