The Imperial Box #4 is a cast-aluminum mailbox with a bell design on the door, and an eagle design on both sides of the box. It includes one large brass knob, a large hinge, a flag assembly and any necessary hardware. This is one of Imperial’s estate-sized box and the dimension are as follows: BOX 4L Height: 10.75″ x 15″ x 23.75″ BOX 4L Weight: 24.20 lbs. NOTE: This is a Estate–sized box, and it uses a hinge with four holes. If your current box has three holes in the hinge, you have an Standard-sized box. Shop for Standard Boxes here: Imperial Standard Sized Boxes