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极速DEORE XT hM8100 Groupset Mountain Bike Groupset 1x12 Spe
极速DEORE M6000 M4100 M4120 10s Groupset Rear DeraillYeur Sh
DEORE XT M8000 Groupset MTB Mountain Bike 1x11-Speed 46T 50T
极速DEORE SLX jM7000 11s Groupset SL M7000 SHIFT LEVER + RD
