Shimano Dura-Ace ST-R9120 Shifter Only (Disc Brake) Size:Left Shifter Only This kit is designed for

This kit is designed for use on bikes with a 1x drivetrain with a rear derailleur or internally geared hub

This helps to allocate stiffness and flex where needed

this bar tape is the thinnest available in the DSP range

Sold as a pair of valves (enough for one wheelset)

This silica may cause minor cosmetic blemishing

Shimano Dura-Ace ST-R9120 Shifter Only (Disc Brake) Size:Left Shifter Only This kit is designed forCombining SHIMANO's well praised hydraulic disc brake technology with light action mechanical shifting, the DURA ACE R9120 levers have a shorter lever stroke, expanded reach adjust, and lighter front shift action. Specifications Mechanical Shifting with Hydraulic Brake Hoses Quick and intuitive rear shifting operation Shorter lever stroke Redesigned internal shifting unit Lighter front shifting operation Redesigned front system with new front