Lampshade Reducing Ring Metal In White [LRR-C-L PLU55054]
If you need to hand a Lampshade with a 40mm shade ring on a 29mm lampholder then this Lampshade Reducing Ring will work well. It allows you to add a ES shade which normally hase a 40mm hole onto a BC lampholder which in most cases is 29mm.
29mm inside diameter hole with a step at 40mm and an outside diameter of 60mm
Sold as singles