KRYPTONITE Kryptolok 912 Combination – a reliable combination chain lock for everyday security The Kryptonite Kryptolok 912 Combination lock offers a practical and secure solution for protecting your bike without the need for keys. This robust chain lock is equipped with 9mm thick links made of hardened steel and a reliable combination mechanism with a 5-digit code that you can easily set yourself. Thanks to its durable construction, it provides a high level of protection against common theft methods such as cutting or prying. The nylon sleeve protects the bike frame from scratches and ensures quiet operation when handling the lock. Key Features LOCK WITH END LINK ATTACHMENT for maximum holding 4-SIDED CHAIN LINKS MADE OF 3T MANGANESE STEEL 5-DIGIT RESETTABLE CODE WITH OVER 100,000 POSSIBILITIES PATENTED LOCK HEAD DESIGN Program Combo Safe Dimensions: length 120 cm Weight: 3.33 kg (7.35 lbs) Security level: 6/10 medium level protection for everyday use Security and insurance ATPO (Anti-Theft Protection Offer) is a program by Kryptonite that provides financial compensation in case of bicycle or motorcycle theft, even if it was secured with an approved Kryptonite lock. After registering the product and meeting the program conditions, you gain an additional level of assurance in the daily use of the lock. All information about the insurance terms can be found here. Video