Shimano Rear Mech - RD-R9150 Dura-Ace Di2 11-speed rear derailleur
The DURA-ACE 9100 derailleur blends an aerodynamic SHADOW design with enhanced range options in a lightweight, attractive mechanism aimed at discerning road cyclists. The RD-9150 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting.
Approx Weight: 197g
Max Cassette Size: 30T