10 mm hexagonal links made of manganese steel to protect your bike against theft. The link design at the end of this anti-theft cable secures the bike chain in the hardened deadbolt, providing an extra degree of protection. The anti-theft device measures 90 cm in length and weighs 2.77 kg. This bike lock chain is a robust, flexible, and compact product. With over 45 years of experience in bike security, we help you protect your valuables. Our passion and constant innovation bring you the best in intelligent security solutions.