Unions strong bolt 3 lever mortice sashlocks feature an innovative easily reversible radius latch that uses the union switch latch technology meaning that no tools are required this is both simple to use and time saving an anti rattle adjustable strike allows on site fine tuning the sashlocks have a plastic splinter guard and a radius inner forend for ease of installation they can be installed in the many uk mortices without the need for additional carpentry or spoiling the edge of the door the