HGM 3230423: E27 lamp holder, porcelain, white at reichelt elektronik
Lamp holder for 1 bulb E27 white - Cablematic
Plastic lamp holder E27 (ES bulb holder) | eBay
Bakelite E27 lamp holder kit
TurnKey Solution To Any DC Low Voltage Battery Powered Lighting System - 12VMonster Lighting
Wall E27 lamp holder by Salvatore Elio Giachinta | Download free STL model | Printables.com
Amazon.com: Bahong Smart WiFi Light Socket,Smart Home Mini Socket,E26/E27 Lamp Bulb Adapter with APP Remote Control Timer,Wireless Remote Control Lamp Holder,Only Support 2.4GHz Network (1PC) : Industrial & Scientific
E26 to E26 Socket Extender,E26/E27 to E26/E27 Lamp Holder Adapter
Amazon.com: Emart Light Bulb Stand, E26 / E27 AC Socket Lamp Holder with Umbrella Holder, Photography Light Bulb Mount for Photo Video Studio - 2 Pack : Electronics