6 Pieces Lamp Shade Reducer Rings Outer Plastic Mounting Ring E27 Base Plastic Mounting Ring Adapter Ring Lamp Parts

6 adapter rings for plastic lampshades. These E27 screw on adapter rings are manufactured to European and US quality standards from a Class V0 flame retardant plastic, temperature resistant up to 410°F. This e27 socket is made of hard plastic, sturdy and durable, and not easy to deform. Product dimensions: Outer diameter: approx. 57 mm, inner diameter: approx. 40 mm, height: approx. 9 mm. Please measure the diameter of your bulb base and choose the appropriate adapter ring. This lamp shade adapter is easily installed without tools. Just screw the adapter ring to fix the bulb and lampshade, and adjust the size of the lampshade to that of the bulb. This e27 bedside lamp shade is suitable for various round base bulbs and is widely used in table lamps, floor lamps, bedside lamps, etc.