Protect your properties with our high-performance chain lock: the 10 mm hexagonal links of 3 tonne of manganese steel and the patent pending finish design anchor the chain unwavering on the hardened deadbolt, so that crucial vulnerabilities disappear. The pick and drill-resistant disc cylinder, the patented, reinforced oval crossbar lock and the extendable dust cap guarantee maximum burglary protection and a longer lifespan of the cylinder. You receive three stainless steel keys-one LED lit key with replaceable battery and two ergonomic "i" keys-and thanks to the durable, weather-resistant nylonsleeve you remain valuable possessions. With the Key Safe Program management and replace your spare keys effortlessly, so that you always keep control. Choose this all-in-one security solution and bicycle, boat or garden set remain safe, weather and wind!