Related posts
Feature
6x Lamp Shade Ring AdapterE26/E27 Lampshade Light Shade Collar Ring Adaptor
1.58 inches(40mm) Overall; 1.58 inch(40mm) inside diameter, 2.25 inch(57mm) outside diameter
This ring is only meant for certain lampholders - it will not fit all E26 threaded lampholders
Warning:For your safety, please let professional electrician install to prevent electric shock