The Shimano Dura-Ace ST-R9170 Shifters also offer increased E-TUBE project customization with options for multi shift if desired. The hydaulic disc brake system give a great comfort and increase the security in any weather thanks to the linearity and the braking power of the Shimano Dura-Ace caliper. Features : Ideal ergonomic cover shape with better contact feel More control and confidence in race conditions Optimally balanced hydraulic brake system for racing Dedicated brake lever shape, stroke, contact point, stiffness and dedicated shift paddles Carbon composite plastic hood material for lightweight construction More defined click feeling and ergonomic shift lever position More intuitive, quicker shifting operation Increased E-TUBE project customization Each switch has the option for multi-shift Customizable function to fit any riding style
