Shimano Ultegra FD-8050 Di2 Front Derailleur fsa FORK CSU UPPER TUBE -

FORK CSU UPPER TUBE - BOXXER C1 (2019+)

They’re hot (but also not - that’s the magic of Polartec®)

Improved sealed spindle design to resist water intrusion with dual sealed ceramic bearings and 1 needle bearing

and a rear spoiler designed for better airflow separation

antiskid shape

Shimano Ultegra FD-8050 Di2 Front Derailleur fsa FORK CSU UPPER TUBE -Di2 Electronic Shifting Quick and smooth front shifting under high pedaling torque Programmed control of chain guide SHIMANO Synchronized shift Full and semi synchronized shifting program Redesigned to fit wider gear pitch without sacrificing shifting Shorter length of rear center (410mm) with O. L. D. 135mm System communication with rear derailleur, Programmed control of chainguide works for minimal chance of chain drop Front Derailleur Clamp: Braze