Polished Brass Hook Plate Sash Window Fastener

Polished brass sash window fastener. Supplied in two halves, one for fitting to the window and the other to the frame. One half has an arm and the other is a hook plate. To lock the window the arm is positioned at 90d behind the hook plate, preventing the window from opening. Each plate measures approximately 70x19mm. Fixing screws are included.