OG CHAIN & LOCK | MASTIFF | D-LOCK 14mm X 5.5cm X 5.5cm | CHAIN 10mm X 130cm

Mastiff series chains & locks are packed with features, and provide superior security for medium/high crime areas. The premium Mastiff lock has the special X4P locking mechanism and Z-Cylinder for high security, and a big 5.5 cm X 5.5cm shackle that can even be used as a disc lock. The chain has 10mm hexagonal links for high security, and the special “sinch loop” design offers even more versatility. Features: LOCK - X4P Quattro Bolt Locking mechanisms secure the shackle at 4 points. - Z-cylinder tumbler mechanism that is bump-proof and resists picking, pulling, or drilling. - Short D-Shackle design eliminates pry points for superior protection. - Heavy duty 14mm hardened steel shackle resists prying, cutting or jacking. - Co-molded crossbar cover protects finishes. - All-metal endcaps provide protection against hits and drops. - Automatic keyway cover helps seal lock internals against the elements. - Supplied with 5 laser-cut keys (1 with a micro LED). CHAIN - Chain made of 10mm thick, titanium-reinforced, hardened steel links that resist cutting or prying. - Hexagonal links with tight inside dimensions render prying and bolt cutters useless. - Clever cinch-loop design adds locking versatility. - Chain cover protects paint and finishes, with an embroidered logo that won’t flake or wear off.