Optional type: 14T 15T 16T. Item type: Bike Rear Derailleur Pulley.
Mi Xim 14T/15T/16T/18T Bicycle Rear Derailleur Bearing Pulley Guide Wheel Parts
Mi Xim 14T/15T/16T/18T Bicycle Rear Derailleur MTB Mountain Bikes Roller Bearing
Mirweon 13T Aluminum Alloy Bicycles Shifts Guide Wheel Rear Derailleur Pulley Sealed Bearing Wheel Bike Rear Derailleur Pulley
11T Bikes Shifts Guide Wheel Rear Derailleur Pulley Wheel Rear Derailleur Pulley
