CHAIN WITH ANCHOR BLOCK. Passivated hardened steel chain Ø 13,5 mm. Black nylon fabric cover. Stainless steel lock body. Hardened steel double bolt locking mechanism. 7 discs high security lock cylinder. Sawing and attack proof, pick proof cylinder. 2 stainless steel bolt plugs M10 for safe anchoring. Can be attached on walls or on the ground. 3 fl at milled keys. Key cutting service, using exclusive copy code.