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Shimano RD-R9150 Dura-Ace Di2 Rear Derailleur - 11 Speed

Features: -Di2 E-Tube Electronic Shifting -Shimano Di2 synchronized shift -Cassette Spacing: Shimano/SRAM 11 -Low profile rear derailleur design -Maximum Sprocket : 30T -Minimum Sprocket : 11T -Maximum Front Difference : 16T -Total Capacity : 35T

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