LTWOO AX13 1x13 Speed MTB Bike Kit Shifter Rear Derailleur For MTB Bike Cassette 11-42/46/50/52T Compatible With SHIMANO Sram

LTWOO AX13 1x13 Speed MTB Bike Kit Shifter Rear Derailleur For MTB Bike Cassette 11-42/46/50/52T Compatible With SHIMANO Sram

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