SHIMANO ULTEGRA Di2 REAR DERAILLEUR 2X12s RD-R8150

SHIMANO ULTEGRA Di2 REAR DERAILLEUR 2X12s
RD-R8150

With our fastest, most accurate shifting, the new 12-speed ULTEGRA R8150 rear derailleur is more versatile than ever thanks to a single cage length option that is compatible with 28-34T low sprockets.

Compact design includes an integrated wireless unit, charger, switch
Wider range capacity
Max. low sprocket 34t
LED status indicator.Chain Wrap Capacity (teeth): 39.Rear Der/Shifter Compatibility: Shimano Road Di2.Cage Length: Medium.Drivetrain Speeds: 12

Features:
Shimano's fastest ever rear shifting, 58% faster than RD-R9150
Compact design includes an integrated wireless unit, charger, and switch
LED status indicator
Battery indicator
Pairing
Adjust mode, etc.
Wider range capacity
Max. low sprocket: 34T
Mounting type: Braze-On Mount