Check the listing for details. Kryptonite 1090 Evolution Series 4 Chain Lock Bundle Heavy-Duty 10mm Steel. Condition: New. Listed at 241.90 USD. Secure Your Bicycle with the Kryptonite 1090 Evolution Series 4 Chain Lock Keyed 10mm x 90cm Bundle Protect your ride with the advanced security features of the Kryptonite Evolution Series 4 Chain Lock, now available in a convenient bundle. Designed for urban cyclists and commuters, this high-security chain lock provides reliable, all-day bike protection in busy metro areas. Crafted from rugged 3T manganese steel, the 10mm six-sided chain links deliver enhanced strength and durability against cutting and tampering attempts. Engineered for flexibility and ease of use, the 35.5-inch (90cm) weather-resistant nylon-coated chain comfortably secures your bicycle to a variety of secure fixtures when traditional U-locks aren't practical. The weather-resistant nylon sleeve not only protects your.