Shimano Dura Ace EW-7970 Di2 Derailleur To Battery External Cable Set Shifters Chainstay angle: 66-69°

Chainstay angle: 66-69°

instructions

Campagnolo Athena V2 EPS Interface Unit - IF14-ATEPS

Axle length: 135mm

Shimano Dura Ace EW-7970 Di2 Derailleur To Battery External Cable Set Shifters Chainstay angle: 66-69°Shimano Dura Ace EW 7970 Di2 Derailleur To Battery External Cable Set To ensure that the signal goes from the shifter to the derailleurs, the reliability of the electric cable has been proven by repeated field tests in various riding conditions, including extreme temperatures, rain, mud, and cobble stone roads. The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion