13mm hardened Performance steel shackle resists cutting and leverage attacks High security Bent Foot(TM) design for serious protection and great value High security, pick and drill resistant disc-style cylinder 2 keys - "I" style for easier usage Includes Transit FlexFrame Bracket for easy mounting to frame tubing 25mm to 80mm wheter round, oval, triangular, or square. Also features 360° rotation providing the ability to better fit and align with a bike frame's specific geometry. Product weight: 3.60 lbs (1.63 kgs) The next generation in standard bicycle security with an optional $1500 USD anti-theft protection offer (note: coverage is not included, customer must register for ATPO) with a security rating of 6 of out 10 and includes a KryptoFlex Looped Cable 4' long for complete protection. Kryptonite U-locks represent extreme security while maintaining a realistic size/weight. U-locks represent the most popular lock for enthusiasts. In the early 1970s, Michael Zane was a free-spirited, bearded kid with a VW van and a big idea for a new kind of lock. He traveled thousands of miles showing the unique U-shaped locking device and spreading his passion for bicycle security to bike dealers all around the country and forged lifetime relationships. The company soon expanded its product line to include powersports, hardware and snowsports security.
My beautiful chromoly Specialized Allez got stolen last night, and it looks like this lock did little to slow down the thief. I understand that there is no such thing as a lock that can stop a truly motivated thief, but conventional wisdom states that you need some sort of power tool to cut a U-lock. What is particularly troubling in this case is that it looks like it was defeated with bolt cutters. In the detailed image of the break you can see it was a result of ..