• 13mm hardened performance steel shackle
• New Patent-pending hardened double deadbolt design gives additional protection against twist attacks
• High security disc-style cylinder is pick and drill resistant
• Includes 2 stainless steel keys, with ergonomic design to reduce the amount of torque, and keep them from bending or breaking
• Includes Flexframe U-bracket providing convenient multi-location u-lock transport
• New dust cover
• Protective vinyl shackle coating
• 2 stainless steel keys