LTWOO R5 2x9 Speed Road Bicycle Groupset Shifter Rear Derailleur X9 Chain 9V Cassette 11-25/28/30/32T flywheel Compatible R7000

LTWOO R5 2x9 Speed Road Bicycle Groupset Shifter Rear Derailleur X9 Chain 9V Cassette 11-25/28/30/32T flywheel Compatible R7000

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