Shimano 105 Di2 ST-R7170 Disc Brake 12 Speed Shifter ZIPPMARCH Easier Installation – Independent setup

Easier Installation – Independent setup and installation of front derailleur and the K-EDGE Chain Catcher

Lightweight and flexible padding that is barely noticeable — ideal for riders who want complete freedom of movement and reliable protection

Certified to EN 14766 2006 MTB and DIN CERTCO: 2006 MTB

ENHANCED WALKABILITY

we designed in beautifully simple methods for adjusting the angle and fine tuning the length

Shimano 105 Di2 ST-R7170 Disc Brake 12 Speed Shifter ZIPPMARCH Easier Installation – Independent setupWorry free Di2 shifting in a compact shifter size. The Shimano 105 Di2 ST R7170 Disc Brake 12 Speed Shifter brings Di2 electronic shifting to 105 for the first time, delivering precise, intuitive gear changes to even more riders. Reach adjustment and customized button functions let you dial in your ideal ergonomics. Features Clean cockpit: wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast Longer lasting: