Kryptonite Keeper 712 Combo Chain Lock

The Kryptonite Keeper 712 Integrated Chain features an end-link locking point for extensive holding power and 7mm four-sided chain links made from 3T manganese steel. Rated at a 5 / 10 on our security scale, it is good for quick stops in a metropolitan area, a few hours in the suburbs, or overnight in rural areas. The hardened deadbolt design provides extra holding power and the disc-style cylinder is both pick and drill-resistant. The lock comes with a weather-resistant nylon sleeve to prevent scratches.