Kryptonite

Evolution Standard U-Lock with Flexframe bracket Sold Secure Diamond

Everyday protection, engineered for real city riding. Our best-value Sold Secure Diamond lock

The Evolution Standard U-lock delivers dependable, hardened security for daily urban use. Built around a 14 mm Max Performance hardened steel shackle, it provides strong resistance against bolt cutters and leverage attacks while maintaining a practical balance between strength and usability.

Its double deadbolt and anti-rotation technology, helps eliminate weak points and the included FlexFrame bracket makes bike mounting easy and secure. A protective vinyl coating helps keep your frame scratch free, making this lock a smart, reliable choice for everyday riders.

Product Highlights

• 14 mm Max Performance hardened steel shackle
• Double deadbolt design for maximum holding strength
• Long shackle design for added locking versatility
• Pick and drill-resistant high-security cylinder
• Protective vinyl coating to prevent frame damage
• Lifetime Warranty
• Key Safe program
• Optional ATPO Programme: added peace of mind through financial reimbursement in the rare event of theft due to lock failure or forced entry

About Kryptonite

Over 50 years ago, Kryptonite began with a mission. While much has changed in bicycling, and bicycle security, our objective remains the same, we are here to empower you to protect what you value.

Through constant innovation, expert guidance, and our never-ending commitment, Kryptonite will continue to pursue our passion and do everything we can to ensure you can go where you want, when you want by offering smart, serious security solutions.