Cast Iron Sparrow Door Knocker — Bird & Ring Design A cast-iron door knocker in the shape of a small perched bird, its body joined to a hanging ring that strikes a square base plate. Dark, matte iron finish with clearly cast wing and tail feather detail. Fixes to the door with screws. Material: Cast iron, dark matte finish Design: Perched bird joined to a knocker ring, square base plate Function: Door knocker and door pull in one piece Use: Front door, garden gate, cottage door, or interior door Style: European-inspired bird motif ironwork