VXM MTB Road Bike Ceramic Pulley Alloy Rear Derailleur 8T/10T/11T/12/13T/14T/15T/16T/17T Guide Bike Ceramic Bearing Jockey Wheel

VXM MTB Road Bike Ceramic Pulley Alloy Rear Derailleur 8T/10T/11T/12/13T/14T/15T/16T/17T Guide Bike Ceramic Bearing Jockey Wheel

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