1 7/8 Inch Solid Copper Large Round Knob with Backplate (Antique Copper Finish) - this cabinet knob and backplate combo is made from solid copper with a stylish hand hammered textured. It measures 1 7/8 inches in diameter with a 1 3/4 inches projection. The knob diameter is 1 1/2 inches. This style of cabinet knob is shown in an Antique Copper Finish and it comes in several other finishes. Includes mounting hardware.