Description:1. Carefully built, heavy, solid, beautiful, ergonomically friendly, easy to operate, perfect small bicycle lock. Ideal for bicycles, skateboards, sports equipment, gates and fences, grills and lawn mowers, tools, tool boxes and ladders.2. The total length of the chain is about 36 inches, which is very suitable for fixing bicycles, and is compact enough to be carried in the bicycle handbag, and can be wrapped on the seat bar.3. Convenient combination code without handling keys, especially if you don't have any pockets. It uses a simple five-character password, which is very safe.4. The black nylon cover on the chain is very thick and will not tear during normal use. The cloth cover can prevent the chain from scratching the bicycle frame or pinching the legs.5. The default password of the chain is 00000. To set a new 5-digit combination, open the lock, and then rotate the internal dial for 14 turns to set a new combination, and then set the internal dial upright again to set a new combination code.standard:Name: anti-theft password chainSize: chain diameter 5.7cm, perimeter: 110cmWeight: about 700gMaterial: the chain is made of alloy steel, the code lock body is made of alloy lock core, and the code wheel is made of environment-friendly ABS engineering plastics.Features: environmental protection, strong strength, strong locking force, wear resistance, and anti-aging Color: black Package list:1 x bicycle lockNote: Please allow a little error due to manual measurement. Please make sure you don't mind before bidding The color may vary depending on the display. Please understand Note: Hello, please pay attention to your shipping address when purchasing products. If your receiving information (such as name, street, house number, doorbell/email without name) is incorrect, the order will not be delivered correctly.)