Features: BIKE LOCK APPLICATION: Universal lock for all type of bikes: Road, mountain, folding, electric; indoor and outdoor useMAXIMUM SECURITY: Hardened steel chain resists cutting, sawing and prying; integrated anti pick disc key cylinder for high securityDURABLE DESIGN: Nylon cover on chain prevents from scratchingSPECIFICATIONS: Chain (L x Diameter) 90 x 0.8 cm ; two keys included