Handlebar Climbing Shifter

The SW-R600 is a very old but still popular climbing shifter. It is expensive, bulky and attaches to your handlebars using tie-wraps, but it is one of the few Di2 climbing shifters.
An alternative would be the SW-R9150 remote satellite climbing shifter.
Details & Specifications
Model number:
SW-R600
Weight:
12 g
E-Tube Port type:
SD50
Type:
Shifting Switch
Series:
Non-series components NON (All)