Shimano Dura Ace 7970 Di2 10 Speed Sti Shifters

Name: Shimano Dura Ace 7970 Di2 10 Speed Sti Shifters
Brand: Shimano

Shimano

The most advanced level of shifting technology: at the touch of a switch Dura-Ace Di2 is quick shifting, smooth, and effortless, making for unmatched drivetrain efficiency. The most advanced level of shifting technology: at the touch of a switch Dura-Ace Di2 is quick shifting, smooth, and effortless, making for unmatched drivetrain efficiency. The removal of traditional mechanical cables in favour of electrical wires eliminates poor shifting caused by contaminates, corrosion and stretching, and also provides effortless gear shifts. Simply pressing tactile buttons allows effortless and comfortable shifting even when your hands are cold. The buttons are located in a near identical place to the positions you'd assume for shifting using a mechanical Shimano STI. Specification Pair of Dura-Ace Di2 levers Rim brake The Di2 STIs are also compatible with the FlightDeck computer (SC-7900), measuring important data such as heart rate, altitude, cadence, gear position, battery indicator,...