Shimano Dura-Ace Di2 RD-9070 Bicycle Rear Derailleur - 11 Speed

Quick, smooth and effortless to shift, the Shimano Dura-Ace Di2 RD-9070 Bicycle Rear Derailleur - 11 Speed provides programmed automatic motion at the touch of a button. With automatic crash pad protection which moves the cage out of harm's way if you take a fall, it also features electrical wires to produce effortless gear shifts. Lightweight and durable, the Derailleur have four self-lubricating micro-machined fluorine-coated link pivot bushings to reduce friction, whilst the DuPont Zytel pulleys reduce chain noise. - L.M.

Features:

• Shimano Dura-Ace Di2 RD-9070 Bicycle Rear Derailleur - 11 Speed
• Programmed automatic motion at the touch of a button
• Quick, smooth and effortless shifting
• Automatic crash pad protection
• Electrical wires for effortless gear shifts
• High tolerance cold forged aluminium construction is extremely light and durable
• Titanium B axle bolt for further weight savings
• Four self-lubricating micro-machined fluorine-coated link pivot bushings provide low-friction shifting
• Pulleys are made of tough DuPont Zytel for longer life and less chain noise
• Allows you to shift up or down by as many gears as you want by keeping the shift button depressed
• 11-28T wide gear ratio capacity will cater for compact set ups as well as the traditional road double
• Compatible with the FlightDeck computer, measuring important data such as heart rate, altitude, cadence, gear position, battery indicator and allowing you to customise the shifting action of the derailleurs
• Weight: 217g