White Plastic Ring Reducer Lampshade E27 40MM Accessories for Lampshade Ring Plate Converter Adapter E27 Ring Lamp Shade Reducer for Desk Lamp, Ceiling Lights, 6 Pieces

57 x 40 x 9 mm, outer diameter 57 mm, inner diameter 40 mm, height 9 mm. The lampshade screw collar ring is made of white hard plastic, sturdy and durable, not easily deformed after long-term use. Fix the bulb and lampshade by turning the reduction ring, the reduction ring of the white plastic lampshade can help the unsuitable lampshade to use the small bulb, adjust the lampshade to the size of the bulb. There are precision threads inside the reducing ring of the lampshade, and the installation can be completed by gently turning by hand. Simple and convenient, easy to use without any tools, install it in seconds. E14/E27 lampshade reducer ring used to fix different bulbs and lampshades, helping to fit different sizes of sockets. Widely used in table lamps, chandeliers, floor lamps, bedside lamps, etc.