Shimano Ultegra FD-R8150 Di2 12 Speed Front Derailleur Bikecorp waterproof vinyl membrane with fiber

waterproof vinyl membrane with fiber weave reinforcement

Macadamia Integrifolia (Macadamia) Seed Oil

yet has enough space underneath for a comfortable fit with both elbow pads and a back protector

choose variant from drop-down

Shimano Ultegra FD-R8150 Di2 12 Speed Front Derailleur Bikecorp waterproof vinyl membrane with fiberMore compact and faster than ever, the Shimano Ultegra FD R8150 Di2 12 Speed Front Derailleur performs digitally precise front shifts in any circumstance. Combining Shimano's Di2 platform with the road incarnation of Hyperglide+, it shifts between chainrings with Shimano's fastest, most seamless action. Specifications Fastest ever front shifting 45% faster than FD R9150 Smaller, sleeker, lighter Frontal area reduced by 33% Weight cut to 116g Top gear