designed Smart Thru Axle that receives a wireless shift signal from the Classified Powershift handlebar shifter, triggering a contactless energy transfer function within the Powershift hub to change gear.

you literally extend your Dura-Ace or Ultegra Di2 shifting functions by adding additional shift controls to the ends of your aero extension bars. You get the same, effortless, push-button shifting as you ...

rim brakes are the tried-and-true option. The Dura-Ace Di2 ST-R9250 Shift/Brake Levers provide Shimano's 12-speed electronic shifting to riders who want to stick with the simplicity and low weight of mechanical brakes. ...

Set. This pair of remote shifters can be positioned at an alternate position on or near the drops to allow quick shifting without moving your hands from the preferred sprinting position. Cutting ...

rim brakes are the tried-and-true option. The Ultegra Di2 ST-R8150 Shift/Brake Levers provide Shimano's 12-speed electronic shifting to riders who want to stick with the simplicity and low weight of mechanical brakes. ...