Kryptonite Evolution Bike Chain Lock, 3 Feet Long 10mm Steel Chain Heavy Duty Anti-Theft Sold Secure Gold Bicycle Chain Lock with Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence

• HEAVY-DUTY CHAIN: Made from 10mm hardened steel with six-sided links, this bike lock provides maximum resistance against cutting and leverage attacks
• PATENTED LOCKING SYSTEM: Features a reinforced oval crossbar lock head and equipped with a high-security disc-style cylinder, resistant to picking and drilling, with a patented end link design that securely connects the chain to a hardened deadbolt, eliminating weak points
• PROTECTIVE FEATURES: Durable rubber coating around helps prevent scratching and wear and tear on your bike. SLIDING DUSTCOVER protects and extends cylinder life. Durable WEATHER-RESISTANT nylon sleeve prevents scratches
• ATPO & KEYSAFE PROGRAM ELIGIBLE: Register to qualify for Kryptonite's Anti-Theft Protection Offer and KeySafe key replacement service
• LIFETIME WARRANTY AND SUPPORT: Kryptonite offers a limited lifetime warranty for peace of mind. If you experience any issues, contact our Customer Experience team, and we will resolve it quickly. We are committed to your satisfaction and product quality

10mm six-sided chain links made from 3T MANGANESE STEEL. Patent-pending END LINK DESIGN secures chain to hardened deadbolt eliminating critical vulnerability. HIGH SECURITY DISC-STYLE CYLINDER is pick and drill resistant. Patented*, reinforced OVAL CROSSBAR LOCK HEAD. SLIDING DUSTCOVER protects and extends cylinder life. 3 STAINLESS STEEL KEYS – one LED lighted key with replaceable battery and 2 new, ergonomic ‘I” keys. Durable WEATHER-RESISTANT nylon sleeve prevents scratches. Key Safe Program. Product dimensions: 35.5” (90cm) chain length.Product weight: 6.10 lbs (2.77 kgs).