SKU 45008123
The OnGuard Mastiff 4 ft. Combo Chain Lock delivers strong, convenient keyless security for bicycles, e-bikes, scooters, and outdoor equipment. The 120 cm (4 ft.) chain features titanium-reinforced hardened-steel square links engineered to resist cutting, sawing, and leverage attacks in urban environments. Its user-settable 4-digit Steel Ball Combo mechanism provides smooth, reliable operation without the need for keys while maintaining tamper resistance. A durable protective nylon sleeve helps prevent scratches to frames and components while reducing noise during transport. Designed for commuters and everyday riders, the Mastiff Combo chain lock balances portability, strength, and convenience for daily security needs.
