This reversible thumbturn is designed for use with screw-in deadlatch cases. For the operation of the 4700 Series deadlatches (except 4750) and MS + 1890 Latch/Deadlock. Cam plug required for use with 4700 series deadlatches. Cam Plug not supplied.
The spindle is 6.35mm (1/4 inch) on the diamond, 16mm long and is heat-treated. For use on aluminium doors and is ideal for low traffic applications.