Specifications: Length: 100cm/38.18 in Diameter: 9mm Weight: 1.35kg/2.97 Ib Material: high strength steel, manganese steel, nylon fabric Tips: Please allow for minor errors due to manual measurements. Package Included: - 1 x FOBOZONE chain lock - 1 x storage bag - 2 x Plum shape key The FOBOZONE brand is based on the customer-oriented philosophy, pursuing excellent quality, affordable price and perfect service to win the trust of customers.CARING AFTER-SALES SERVICE: If you are not satisfied for any reason, please contact us and we will be happy to assist you. Or simply return the product for a full refund. MULTIFUNCTION:bicycles, lawn mower ,motorcycles ,sports equipment, garage, farm, fence, tool boxes, electric cars, handcart,Shop,Glass door,And various security applications. INTIMATE SERVICE: The bike lock is covered with non-toxic nylon belt, will not scratch the bicycle, motorcycle, each chain lock has a sturdy and beautiful carrying case,aesy to carry around. PERFECT DESIGN: Chain length is 100cm, diameter 9mm, optimal length and thickness. The lock cylinder has a waterproof and dustproof cover,The plum key is difficult to copy and unique. the plum shape and the anti-theft function are stronger. SUPER STRONG ANTI-THEFT: Chain lock is made of high-strength manganese steel, the lock core is multi-layer DISC lock core, all-round anti-saw and anti-drill, technically up to grade B, with strong resistance to cutting and anti-saw. It is the patron saint of item safety.Let the thief look away.Color: Silver, Black. Material: Nylon, Alloy Steel. Lock Type: Key Lock. Special Feature: Waterproof,Anti-theft. Brand: FOBOZONE. Date First Available: August 4, 2019. Best Sellers Rank: #251,283 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 88 ratings 4.6 out of 5 stars. : B07VZDY3MX. Batteries Required?: ?No. Batteries Included?: ?No. Special Features: ?Waterproof,Anti-theft. Size: ?37.4in Length x 9mm Dia. Item model number: ?FOBOZONE. Package Dimensions: ?8.54 x 5.63 x 1.42 inches. Item Weight: ?2.97 pounds. Part Number: ?FOBOZONE. Manufacturer: ?FOBOZONE. Control Method: ?App. Shape: ?Round. Color: ?Silver, Black. Material: ?Nylon, Alloy Steel. Lock Type: ?Key Lock. Special Feature: ?Waterproof,Anti-theft. Brand: ?FOBOZONE.