Shimano Dura-Ace ST-R9160 STI Shifter Left Di2 TT/Tri Giant-Imported The lightweight Super Race construction

The lightweight Super Race construction maximises comfort and road feel while minimising rolling resistance

5 x 12 x 7 cm / 9

reliability

while being stronger than a butyl tube and saving up to 70% of the weight

more consistent stopping power with the Shimano Ultegra BR-R8170 Caliper

Shimano Dura-Ace ST-R9160 STI Shifter Left Di2 TT/Tri Giant-Imported The lightweight Super Race constructionWith 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. Features The removal of traditional mechanical cables in favour of electrical wires eliminates poor shifting caused by contaminants, corrosion, and stretching, and also provides effortless gear shifts Single button on each side of the shift lever only works with