Black Antique Style Letter Plate with Knocker 

Fleur-de-Leys decoration with twist iron knocker

Outside measure 12in x 4in (304m x 101mm)
Opening 5 1/2in x 1 1/2in (139mm x 38mm)

Outside measure 14 1/4in x 4 1/8in (362mm x 104mm)
Opening 8in x 1 3/4in (203mm x 45mm)