ONGUARD OnGuard Mastiff 8019 10mm x 3.5ft Rugged Chain Lock

Protect your bike with the OnGuard Mastiff 8019 Rugged Chain. This heavy-duty security solution features a 10mm thick, 3.5-foot chain built with titanium-enforced hexagonal steel links to provide high resistance against cutting attempts. The system includes a Boxer U-Lock designed for maximum durability during outdoor use. Security is enhanced by a unique OnGuard cylinder that helps resist physical attacks and picking. For added protection, the lock includes a reinforced sleeve over the crossbar and cylinder. The chain is wrapped in water and heat resistant covers that prevent scratches on your bike while allowing for compact coiling. A rotating dust cover also protects the cylinder from debris, making this a reliable choice for cyclists needing dependable theft prevention.