General description The Union 2134E British Standard 5 lever mortice deadlock is designed for external timber doors, suitable for both left and right hinges. It features a 20mm deadbolt that provides secure positive deadlocking and enhanced resistance against attacks. The lock is equipped with anti-pick, anti-saw, and anti-drill security features, making it a reliable choice for home security. Technical specifications Forend Finish: Satin Chrome Case Size: 79.5mm x 71.5mm (3in) Backset: 57.5mm Deadbolt Material: Brass with hardened steel rollers Keys: Supplied with 3 steel nickel plated keys Key Blank Number: KB430 Rebate Kit: 2954 (available in 13mm, 19mm, or 25mm) Other information Recommended by insurance companies Kitemarked to BS3621: 2007 (British Standard) Approved by the police Secured by Design initiative 15 Year guarantee