10 mm hexagonal links made of manganese steel to protect your bicycle from theft. The link design at the end of this security cable secures the bike chain in the hardened locking cylinder and provides an additional level of protection. The anti-theft device has a length of 90 cm and weighs 2.77 kg. This bicycle lock chain is a robust, flexible, and compact product. With over 45 years of experience in bicycle security, we help you protect your valuables. Our passion and continuous innovation bring you the best smart security solutions.