Model No：ST-R8170 Series：ULTEGRA Variable speed lever type: DUAL Control LEVER (dual control lever) remote control button ✔ Brake lever Brake oil pipe (set) SM-BH90-JK-SSR Oil pipe joint: straight insertion Brake oil pipe color (set) | 1 black Suggested brake caliper: BR-R8170 Oil: SHIMANO mineral oil Adjust the handle stroke with screws ✔ Clamp ring (mm) 23.8-24.2 Funnel oil injection ✔ Free stroke adjustment ✔ SERVO WAVE ✔ Di2 connectivity wiring: Di2 variable speed ✔ Di2 connectivity wireless: Di2 variable speed ✔ Firmware update through E-TUBE PROJECT ✔ SD50 port (piece): 0 SD300 port (piece): 1 SD50 connector (piece): 0 SD300 connector (piece): 0 100% authentic, no original box.
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