The CONTEC insert chain "PowerLoc" is a high-quality accessory for CONTEC PowerLoc frame locks, which is also compatible with Abus frame locks. With a diameter of 6 mm, this chain offers a robust and reliable security solution for your bicycle. The chain is made of corrosion-protected steel and features a protective nylon coating that prevents scratches on your bike frame. This combination of durable material and thoughtful design ensures a long lifespan and effective protection against theft. The insert chain can be easily integrated into the lock and provides additional security when you park your bicycle. Ideal for anyone who values safety and protection.