BIKE LOCK APPLICATION: Universal lock for all type of bikes: road, mountain, folding, electric or fence, gate, ladder and more, indoor and outdoor use MAXIMUM SECURITY: Hardened steel chain resists cutting, sawing and prying, integrated anti pick disc key cylinder for high security DURABLE DESIGN: Nylon cover on chain prevents from scratching, green cover for easy identification SPECIFICATIONS: Chain (L x Diameter) 60 x 0.8 cm, 2 keys included Limited Lifetime Warranty, Weight: 0.0027337320488 pounds, Manufacturer: Master Lock