Lamp Shade Spider Duplex Adaptor 40mm Hole 3907288
This shade spider is designed to reduce the hole of your shade from approx. 110mm to 40mm
Simply rest the shade onto the spider and hold the spider onto the lampholder using a couple of shade rings.
40mm lampholder are generally Edison Screw | E27 | ES Lampholders.
Internal Hole: 40mm
Shade Hole Max Diameter: 110mm Approx.