Maximum security In risk areas, this combination bike lock provides peace of mind. The 0.24 inch alloy steel chain, combined with a zinc alloy lock core and an adjustment knob, resists drilling and technical unlocking for a strong, sturdy defense. Ride with confidence and security. Enhanced durability A rustresistant nylon textile fabric cover protects the lock from rust and scratches when attached to a bike rack. Built to withstand outdoor use, it helps keep the lock looking and functioning well over time. Easy operation The digital password system adds a layer of protection against easy tampering. The lock measures approximately 3.9 feet long, making it suitable for securing a variety of items from bicycles and scooters to grills and ladders. It can secure 23 bikes, including motorcycles, at the same time. The default password is 0000, providing versatile security for all valuables. Ideal protection Heavyduty chain lock made from alloy steel with a zinc alloy lock core delivers robust protection for your bike. Use the unbreakable reinforced chains to ensure maximum security in risk areas. Practical use scenarios Park and secure a bicycle or scooter in a busy urban area with confidence. Lock 23 bikes or a motorcycle at a shared rack during a weekend outing or overnight stop. Protect grills, ladders, or other valuable outdoor equipment at home or in a storage area.