Schlage SC620B-619 Mail Slot, 3-1/2 in L, 13 in W, Brass, Satin Nickel

Spring loaded front plate, standard back plate. Opening: 11 in W x 2 in H. Weather-Tite construction featuring interlocking flap and frame. Spring loaded front plate, insures tightly closed position. Overall size of 13 in W x 3-9/16 in H.