This detailed brass knob and its separate back-plate is a specialist replica from the age of Nelson's navy.
It was designed using a lion's head device after the Battle of Trafalgar.
The screw is integral to the knob and requires a pilot hole making before use.
It can be used for shutters, cupboard doors and small drawers.
Knob 1 1/16" (26mm) wide,
Back-plate 1 1/4" (30mm) wide.