The Oxford Boss 46 chain lock comes equipped with a 12mm square link chain made from high quality Ni-Cro-Mo alloy steel. The chain has a protective cloth sleeve to help prevent damage and make it easier to handle. The padlock comes with three keys for which there is a key replacement service. When you buy your Boss 46, simply note down the number which comes attached to the keys on a metal tag. Keep this in a safe place then, in the event that you are unfortunate enough to lose all your keys, it will be possible to get a new key made up for you.This chain lock has undergone rigorously independent testing and has Sold Secure Powered Cycle (Motorcycle) GOLD, ART 4076 approval and SBSC certified product. It also comes with a 2 year warranty. Chain Hardened 12mm square link chain made from Ni-Cro-Mo alloy steel, reinforced with titanium alloy Sleeve to protect paintwork Long links reduce weight and increase portability Zinc coated to prevent corrosion Can be used with all Oxford ground anchors 1.2M, 1.5M & 2.0M Lengths available Padlock Double security by securing onto disc with chain Double locking shackle mechanism Anti-pick & anti-drill lock cylinder Hardened steel shackles prevents bolt cropping This product has met the high demands of the Police Preferred Specification and has been accredited Secured by Design (SBD)SBD is a police initiative which seeks to achieve sustainable reductions in property theft.By encouraging good design and practice, SBD aims to reduce the demand on police forces and help us all live in a safer society.To see the full list of our SBD approved products click here Find out more about our Security products by exploring our dedicated website: