Features a pin-less link design secures chain to hardened deadbolt to offers no weak links in the chain. Includes 3 Stainless Steel keys- 2 regular keys and one with a LED for convenient, easy unlocking in the dark Features the integrated Evolution series 4 lock head and 10mm, 6-sided chain links made of 3t manganese steel Weather-resistant nylon sleeve prevents scratches to painted finishes High security disc-style cylinder is pick and drill resistant; resists most common hand tools Compact coiling for easy carrying Security Rating: 9 (Testing with independent European testing agencies is in process) Key Safe Program Anti-Theft Protection Offer $2250 Bike Lock Style: Keyed Lock Size: 35.5"