Aplstar Polished Metal Desktop Lamp Base Silver Color Solid E26/E27 Edison Screw Light Bulb Holder Base 5.57ft Cord on/Off Switch with Plug - Amazon.com
Source F519 E27 Ceramic Porcelain socket extension Screw Lamp base holder adapter for e27 led light bulb on m.alibaba.com
E27 Base Porcelain Double Lamp Socket with 1/8ips Threaded Cap. CE Approved
Screw E27 Light Bulb Lamp Holder Base Pendant Socket~3653 – LEDSone UK Ltd