General description The Union 2177 3 lever mortice deadlock is designed for timber doors, suitable for both left and right hinges. It features a polished brass finish and is ideal for doors up to 54mm thick. The deadlock can be locked or unlocked using a key from either side, providing convenience and security. Technical specifications Forend Finish: Polished Brass Case Size: 77.5mm x 70mm (3 in) Backset: 57mm Deadbolt: 12.5mm anti-saw deadbolt Keying: 100 standard differs (numbers from M101M to M200M) Supplied with 2 steel nickel plated keys Rebate Kit: 2969 (available in 13mm, 19mm, or 25mm) Other information