Shimano Di2 R671 Shifting Switch for Aero Bar

Shimano's Di2 Bar-End Shifters are the ticket for time trial/triathlon bicycles running Shimano's Di2 electric-shifting components (sold separately).

With a simple, light touch of the easily accessed buttons, you get instant, perfect gear changes every time.

• Shimano Di2 Remote TT Shifters
• SW-R671 2-button TT/Tri shifter set have built-in E-tube wires, controls front and rear derailleurs, plugs into 3-port EW90-A or 5-port EW90-B cockpit junction box