TWDRTDD® Candelabra e12 Base Bakelite Threaded keyless Light lamp Socket with Metal Shade Ring (3, Black) - Amazon.com
E27 ES Edison Screw Batten Lamp Bulb Holder & Shade Ring - Etsy
Plastic Lamp Holder with two screw rings and male thread - White (E27) - Kynda Light
E-27 Black Fully Threaded Skirt Thermoplastic Lamp Socket Includes Shade Ring
Source Fully threaded plastic E27 lamp base E27 lamp holder E27 bulb socket on m.alibaba.com
Bakelite Lamp Holder with flange (E27) | White - Kynda Light
E27 Light Bulb Base Plastic Full half Screw Lamp Holder Pendant Socket Lampshade | eBay
E27 thermoplastic threaded lamp holder for String Lights
Nickel Threaded Lamp holder Edison E27 fitting
Metal Spostaluce with E27 threaded lamp holder
5 Pcs E27 Semi-Threaded Lamp Holder Screw Bulbs Retro Pendant Lamp Holder Black Bakelite - Amazon.com
Lamp Holder | ES | E27 | Edison Screw Threaded 10mm Entry Made In The UK | eBay
Amazon.com: Vintage E26 E27 Lamp Socket, Industrial Mounted Exquisite Design 100-240V Standard Flame Retardant E27 Lamp Holder for Bedroom for Coffee Shop(Black) : Tools & Home Improvement
Lamp Holder | ES | E27 | Edison Screw Threaded 10mm Entry Made In The UK | eBay
Vintage E27 Lamp Holder, Easy Installation, Safe to Use, Wide Use, High Quality Material with Accessory for Kitchen Bedroom Living Room (Silver) - Amazon.com
Source E27 lamp holder full threaded plastic edison screw lampholder with ring on m.alibaba.com
E27 Full Threaded Lamp Holder Base Adapter Base Socket Lamp Holder With Wire And M10 Bracket Lighting Accessories - Lamp Bases - AliExpress