





Bicycle Sprocket Wheel Anti-Fall Chain Chain Protection Chain Protector Anti-Chain Chain Sprocket Wheel Anti-Blocking Chain Parameters: Features:Foldingcarsprocketwheelanti-dropchain Suitablefor39-42mmmiddletubeinstallation,withascrew Description:Weight:about18g Size:about74*40mm/2.91*1.57in MaterialPlastic/Resin Colour:Black Package(packagelist): 1*SprocketChainStopper Note(Notapplicable)Notsuitableforsprocketshifting,onlysuitableforsinglespeedsprocket










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