Shimano SW-R600 Remote Satellite Shifter Shift Switch

Features and Benefits:

Multiple position setting unit which can be mounted near top center of the handlebar SM-BTR1-67
Super stress free operation, thanks to Di2 technology
Optimum ergonomics contributes to better steering control
Auto trim system makes it even more easy to ride
Digital operation reduces the chance of human error and continuous durability
Ergonomic controllability with Di2 technology for next generation of riding experience
Diagnosable system works on PC for maintenance