Plastic Lampshade Reducing Ring
This Plastic Lampshade Reducing Ring is ideal if you have a lampshade with an approx. hole size of 40mm and need to fit it to a lampholder like a BC type that is designed for a 29mm shade.
With a 29mm inside diameter that will clip onto the shade and hold it in place when used with the lampholder shade rings screw in place.
Spec:
Outside Diameter: 43mm
Internal Diameter: 28mm
Thickness: 4mm