Shimano Dura-Ace ST-R9150 Brake Lever Left Readystock maximum contact area and perfect

maximum contact area and perfect aerodynamics: they provide outstanding performance as well as the option of analysing your pedalling data in real-time

reducing stress on the axle and bearings while ensuring positive and reliable engagement

Developed with sustainability at the forefront of design

Competition Quality

Minimal effort required to upshift from internal ring to external

Shimano Dura-Ace ST-R9150 Brake Lever Left Readystock maximum contact area and perfectShimano St R9150 Sti Shifter Left Dura Ace Di2 2 Speed Dura Ace 2016 Features More control and confidence in race conditions Dedicated brake lever shape, stroke, contact point, stiffness and dedicated shift paddles Lightweight Carbon composite plastic material hood More intuitive, quicker shifting operation More defined click feeling and ergonomic shift lever position Each switch has the option for multi shift ON or OFF E TUBE project Ideal ergonomic