(Note: Measurements are outside max. dimensions unless stated otherwise).18th Century : Typical Louis XV French Rococo escutcheon.OUTSIDEHeight 50mm. (1 15/16")Width 34mm. (1 5/16")Thickness (variable) 3mm. (1/8")KEYHOLEHeight 15mm. (9/16")Diam. of hole 9mm. (5/16")Width at narrowest part of neck 5mm. (3/16")Width at base of taper 5.5mm. (3/16")