more consistent shifting across varied terrain

and shift mode switching

A nylon reinforcement on the heel and toes avoids holes and loose threads

this tubeless-ready tire delivers exceptional grip

shimano dura ace shifting brake lever st r9270 r collection_TKO more consistent shifting across variedExperience uncompromising performance with SHIMANO's flagship DURA ACE ST R9270 R shifters and BR R9270 brakes. This 2x12 speed electronic groupset delivers lightning fast, indexed shifting and progressive braking modulation with sub millisecond response times. The ergonomic lever design accommodates multiple hand positions while maintaining intuitive control, ideal for sustained efforts and technical descents. Engineered for competitive cycling,