Upgradelights Antique Brass 4 Inch Uno Bridge Lampshade Holder Shade fitter ring is approx. 4 inches across 3 screws included to hold the shade in place Holds a shade with a 4 inch fitter 3 screws included to hold the shade in place Holds a shade with a 4 inch fitter American family owned small business, USA based customer service. Always next day free shipping from NC.