SHIMANO DURA ACE Di2 ST-R9270 2-SPEED STI DUAL CONTROL LEFT exclude_premium_shipping Simplify hill climbs and extend

Simplify hill climbs and extend your family adventures with the Kids Ride Shotgun MTB Tow Rope

Revive your ride with a new lower headset bearing for your Trek E2-equipped bike

Combining advanced technology with a wide range of modes and options

the NX crankset is engineered for complete chain control-each tooth's profile is precisely engineered to work quietly

SHIMANO DURA ACE Di2 ST-R9270 2-SPEED STI DUAL CONTROL LEFT exclude_premium_shipping Simplify hill climbs and extendNow equipped with SERVO WAVE braking technology, the Shimano Dura Ace Di2 ST R9270 brake lever offers unparalleled modulation and control. Wireless shifting provides a clean look on the bike and allows for uniquely fast and precise shifting. All these features are integrated into a DUAL CONTROL shift brake lever that is both lightweight and ergonomic thanks to the use of state of the art materials ensuring optimum comfort and control even under