Shimano Ultegra 6770 Di2 Rear Derailleur SS
Shimano Shimano Ultegra 6770 Di2 Rear Derailleur SS
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Details / Shimano Ultegra 6770 Di2 Rear Derailleur SS
Building off the tried and true reliability and functionality of the 10 speed drivetrain, Shimano built the 6770 Di2 Groupset around maximum compatibility. With the ability to fit a 10 speed cassette on just about every freehub out there, this is the drivetrain of choice for those with a dedicated set of 10 or 9 speed wheels. The Ultegra series is Shimano's performance proven electronic group as it is a direct trickle down from Shimano's Dura Ace group.
The compact nature of this rear derailleur makes it an ideal choice for those just looking to get into the electronic drivetrain market- with a proven track record of solid performance and results, it's tough to argue the practicality behind this drivetrain,