This lock is the highest security Kryptonite U-lock available, featuring a 16mm Kryptonium steel with double deadbolt design.

• Includes three stainless steel keys - two standard "I" keys and one LED lighted key
• Oversized hardened steel sleeve over cross bar for double security
• Security Rating: 10 out of 10

Specs

• Length: 6 ins
• Diameter: 18 mm
• Cable Included: No
• Shackle Width: 3.25 ins
• Advertised Weight: 4.55 lbs