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SHIMANO Ultegra ST-R8170/BR-R8170 Di2 Shift/Brake Lever and Hydraulic Disc Caliper - 2x12-Speed, Flat Mount, Black (Right / Rear)
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Shimano Di2 Groupset Ultegra | Ultegra Electronic Groupset | Shimano Di2 Disc Groupset - Bicycle Crank & Chainwheel - Aliexpress
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EuroBikeParts: Shimano Ultegra R8070 11s Di2 Hydraulic Disc Electronic Group, Shimano Ultegra Groups, SH-UL8070-Di2-Full
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