What’s included: Shifters (ST-R9170), front derailleur (FD-R9150), rear derailleur (RD-R9150-SS), brake calipers (BR-R9170), cassette (CS-R9100, 11-30), crankset (FC-R9100-P, 172.5mm, 53/39T), battery (BT-DN110-A), junction box A (bar end), junction box B, Di2 wires.
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