Qikour Cycling Bicycle Bike Rear Derailleur Ceramic Guide Pulley 12T Tooth Guide Wheel

Specifications Brand QikourMaterial CNC Aluminum alloy CeramicColor Black Blue Red GoldDiameter 55mmThickness 8mmType 12TWeight 12gFeatures 12 teeth bicycle rear derailleur accessary Made of CNC aluminum alloy lightweight and durable Setting for 4 5mm spindle shaft rollers Adopts ceramic bearing rotating without resistance it greatly decreased frictional resistance and increased cycling efficiency The design increases bike derailleur shifting speed causes no noice when shifting speed and prevents bike chain falling Note Please choose the same size as original guide wheel if not the same you can choose smaller size than the original wheel but not the larger one Package includes 1 x Bicycle Positive and Negative Teeth Guide Wheel

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Banggood