MUQZI 11/12/13/14/15/16/17T Rear Derailleur Jockey Wheel Ceramic Bearing Pulley Guide Wheel For 7/8/9/10/11 Speed

MUQZI 11/12/13/14/15/16/17T Rear Derailleur Jockey Wheel Ceramic Bearing Pulley Guide Wheel For 7/8/9/10/11 Speed

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