Dual Bluetooth Low Energy and ANT+ connectivity ensures seamless integration with your training ecosystem

The Cassettes starts from the 10 tooth sprocket for high speeds but has at least five closely spaced sprockets with just a single tooth jump

Made for HG Freehub

The easy-care

combined with the vent holes on the fingers

shimano dura ace shifting brake lever st r9270 l br r9270 variantid_3677 Dual Bluetooth Low Energy andExperience 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,