General description The Union 2648 mortice latch is designed for timber doors hinged on either side and operated with a lever handle. It is made of nylon, providing a quieter closing action. Please note that this latch is not suitable for use with unsprung lever handles. Technical specifications Case Size: 76mm (3 inches) Backset: 57mm Material: Nylon Finish: Silver Enamel Case sizes available: 64.5mm (2.5 inches) and 76mm (3 inches) Backset options: 44.5/45mm or 57mm Compatibility and accessories Suitable for timber doors hinged on the left or right Not compatible with unsprung lever handles Installation Designed to fit standard mortice door preparations based on case size and backset. Usage Operated with a lever handle for easy opening and closing. Provides a quiet closing action due to nylon construction. Other information