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Shimano Dura Ace Di2 7970 10 Speed Drivetrain: STI Shifters - F/R Derailleurs -Battery - Wiring Harness - TL-EW01 - Bike Recyclery
Shimano Dura Ace Di2 7970 10 Speed Drivetrain: Battery - Wiring - Shifters - Derailleurs - Top bar/TT Buttons - Bike Recyclery
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