Di2 ST-R8170 Ultegra STI Levers (Left and Right). 105 ST R7170 Hydraulic Di2 2x 12 STI Lever ST251218A. DI2 12-speed hydraulic lever right only 105 + Ultegra RD. 6600 Ultegra STI lever. Ultegra ST-RS685 Hydraulic Brake STI Levers Left & Right 2x11 Speed.
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