PROTECT YOUR BIKE DOUBLE The chain lock protects against both thieves and damage to the bike. Nothing is more annoying than unnecessary scratches on the bike. Who hasn't experienced a bike lock causing scratches and paint damage on the bike frame? With the IVEN Chain 8210 chain lock, you avoid such problems. The durable and very flexible plastic casing and the smooth, soft material of the lock do not cause scratches or paint damage to the frame. 8 mm thick chain with a long lifespan, functional and very flexible mesh covering to prevent damage to the bike's frame color. The chain, casing, and supporting parts of the lock mechanism are made of specially hardened steel. Ergonomic lock housing cover with soft technology that is very impact-resistant. MADE IN GERMANY Protection class level 10