Shimano Dura Ace Di2 ST-R9170 STI Shifter - Hydraulic Disc Brake - Right
Shop:
probikekit.co.uk
Product ID:
55982123
Description:
Top of the range, high performance Dura-Ace hydraulic disc brake Di2 STI's give you control, modulation and power with minimal effort in all riding conditions. Key Features: With Di2 technology shifting is easy and precise - just a light touch, as soft as a mouse click, is sufficient for the front or rear derailleur to instantaneously select the correct gear The removal of traditional mechanical cables in favour of electrical wires eliminates poor shifting caused by contaminates, corrosion and stretchi