I Like That Lamp Wire Lamp Shade Rings with European Fitter (16” Diameter), Includes 2 Galvanized Steel Silver Drum Rings, Make DIY Table/Floor/Pendant Lamps, Compatible with most IKEA & Target Lamps - Amazon.com
How to Make a Lamp Shade Ring Fit — Mid Modern Mama | Make a lamp, Lamp, Lamp shade
KALLFRONT pendant lamp shade, black, 20" - IKEA
How To Fit Ikea Shades Onto Non-Ikea Lamps (And Fix Other Crooked Shades!) - Shine Your Light
JAKOBSBYN pendant lamp shade, clear glass, 12" - IKEA