General description The Union 2177 3 lever mortice deadlock is designed for timber doors, suitable for both left and right hinges. It features a satin chrome finish and is compatible with doors up to 54mm thick. The deadbolt can be locked or unlocked using a key from either side, providing enhanced security. Technical specifications Forend Finish: Satin Chrome Case Size: 65mm x 70mm (2.5 in) Backset: 44.5mm Deadbolt: 12.5mm anti-saw deadbolt Material: Brass with hardened steel rollers Keying: 100 standard differs (numbers from M101M to M200M) Supplied with 2 steel nickel plated keys Compatibility and accessories Suitable for timber doors up to 54mm thick Rebate Kit 2969 available in sizes: 13mm, 19mm, or 25mm Keying Groups may be supplied to pass, differ, and keyed alike with models 2077, 2157, 2277, and 2477 Other information