The classic and versatile 3 1/2-inch ball tip door hinge has been a favorite since the late 19th century. Our authentic reproduction hinge has a loose pin with attached finial, slotted and Phillips wood screws, and heavy duty 1/8-inch thick leaves - just like the originals. Made of solid extruded brass for high strength and durability.Dimensions: 3 1/2" x 3 1/2" not including ball finials. Knuckle: 1/2" Dia. Leaf: 1 1/2" W. Leaf thickness is 1/8".