说明

• Production: Chain Keeper Hanger Qr Type Material:Plastic Spec: 142mm 148mm 150mm Axle Diameter: inside diameter 12 Weight: 47g Include hydraulic protector( the crimson piece) Protecting your chain, dropout and derailleur and hydraulic brake is easy To avoid scrach your frame when clean the chain, make smooth to wash chain too Chain hanger when disassemble the motorbike

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