Time Trial/Triathlon Dual Control Lever
Dura-Ace ST-9071
Each ST-R9071 shifter has two buttons, and they're not 12-speed compatible.
If you want to build a 12-speed time trial bike, please read the building a 12-speed TT bike guide.
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These shifters are compatible with carbon fiber handlebars (but only with aluminum inserts where the brake levers are installed) or aluminum handlebars. The handle inner diameter is 19.0 – 22.5mm.
Specifications
- Model code
- ST-9071
- Series
- Dura-Ace 9070
- Weight
- 64g (per lever)
- Number of buttons
- 2
- SD50 ports
- 1
- Reach adjust
- Yes
- Brake type
- Rim