Kryptonite Keeper 785 Integrated Bike Lock Chain

7mm four-sided chain links made from manganese steel
End link design secures chain to hardened deadbolt eliminating critical vulnerability
Hardened deadbolt design provides extra holding power
High security disc-style cylinder is pick and drill resistant
Includes 2 new ergonomic "I" keys
Durable weather-resistant nylon sleeve prevents scratches
Key Safe Program
Product dimensions: 33.5” (85cm) chain length. Product weight: 3.50 lbs. (1.59 kgs)
Security Rating: 5/10