Black Edison Screw, E27, Batten Lamp Holder, ES Socket. E27 Lamp Holder is 58mm high by 83mm wide (27mm Screw). The regulations vary from country to country. Suitable for light bulbs up to 75W (53W for Halogen bulbs).
ANMITI E27 Screw Mount White Ceiling Lamp Holder LED Light Bulb Fixing Base E27 LED Light Bulb Stand
Zevnico 6 Pcs E27 Lamp Holder, Vintage Black Lampholder with Lampshade External Fixing Ring Fitting, Bakelite 250V 4A, Edison Retro Style Screw E27 Light Bulb Socket, DIY Pendant Hanging Ceiling Light
1-10X E27-Light-Bulb-Holder Base Fitting ES-Edison Screw Caps Socket Lamp Fixing
Edison Screw Socket ES E27 Light Bulb Holder Lamp Surface Fixing 63mm Base 6A
Edison Screw White Batten Ceiling Lamp Holder, ES E27 Light Bulb Socket Fixing
10x E27 Light Bulb Pendant Lamp Round Fixing Base Holder Screw Cap Socket