Internally face fixed as a decorative alternative to a concealed espagnolette system. Locks by way of grub screw in the body. Can also be used in conjunction with an external knob if bolt use is required on both sides of the door. Overall Height: 2045mm Maximum Door Height: 2020mm Maximum Throw: 25mm Centre Case Size: 130mm x 35mm Knob Size: 54mm x 37mm Knob Projection: 48mm Receiver Bridge: 62mm x 34mm Angled Keep: 51mm x 25mm Flat Keep: 51mm x 25mm