The advantage of chain locks is obvious: no matter how twisted and tricky the connection options are, their flexibility always finds a way to lock the bike.In addition, chain locks, depending on the security level and material thickness of the chain links, provide maximum security against bike thieves. Like the new cable lock series or the new folding locks of the COPS series, the new chain lock series appears in a new and noble design without neglecting the proven Trelock security and quality. - Theft protection: Basic security - Details: - Corrosion protection - Freely adjustable code - Dust protection - Lock type: Key lock - Type: Chain lock - Security level: 3 - Key: Reversible key - Lock cylinder: Plate cylinder Dimensions chain lock - Chain length: 110 cm - Chain link diameter: 7 mm.