No need for time triallists and triathletes to choose a shifter position – with Di2 multiple shift controls are possible. Use Dual Control levers on the base bars and satellite controls on aero extensions. The controls work together – shift from base bars or in the aero position, instantly.
Shimano Di2 TT Shifter R671
- Shimano Di2 11 speed compatible
- Attaches to aero bar ends
- All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions
- Use Di2 system checker to update component firmware from http://e-tubeproject.shimano.com/
- SW-R671 2-button TT/Tri shifter set have 600mm length built-in E-tube wires, controls front and rear derailleurs
- NOTE: Not compatible with Dura-Ace 7970 Di2 systems
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