This lock is constructed of hardened steel and provides high security. FEATURES: Secure disc-style cylinder resist picking and drilling Short crossbar and shackle create a compact fit providing better security Hardened MAX-Performance, 13mm steel shackle resists bolt cutters and leverage attacks Transit Flex Frame Bracket system fits on the adjustable spline and allows for multiple, off-set fitments to better align the lock for transportation Includes three stainless steel keys - two standard "I" keys and one LED lighted key Reinforced cuff over hardened crossbar and cylinder protects high security disc-style cylinder Key Safe Program High security Bent Foot design Security Rating: 7 out of 10 SPECS: Cable Included: Yes Shackle Width: 3.5 Advertised Weight: 3.15 Length: 7 Diameter: 13 Lock Style: Keyed