Solid brass MINI BALL SHADE HOLDER FOR Acorn/Nutmeg BURNER: This 2-3/8"-diameter mini ball shade holder supports a ball shade having a 1-3/" to 2" bottom diameter (fitter). This holder rests on the edge of the burner rim, providing a stable supporting surface for the shade, along with a 3/16" surrounding lip. The center hole fits both Acorn & Nutmeg burners.