Plastic Lamp Holder with two screw rings and male thread - White (E27) - Kynda Light
cap Square E27 Lamp Holder LED Light Bulb Holder Fitting Socket Plug Light Base | eBay
E14 E27 Socket E14 Lamp Holder E27 Bulb Base Adapter E14 Cartridge Mount LED Light Round Lamp Screw Cap Fitting E27 Socket
TNP Remote Control Light Bulb Socket - Wireless LED Light Bulb Holder Adapter, Remote Control Extender, Energy-Saving Home Automation Set with 3 Sockets & 1 Remote Controller - Amazon.com
LED Ceiling Lampholder with Pull Chain, 10W Bulb and Bulb Guard, 9852- – Leviton
Light Fixture Screws 10pcs E10 Led Bulb Holder Useful E10 Mini Bulb Holder Screw Type Bulb Socket Black Plastic Bulb Holder for Experiment Lighting DIY Accessories Brass Screws - Amazon.com
Kotyreds Special E27 Screw Lamp Bulb Socket Bases Energy Saving Holder Bracket LED Bulb Adapter Converter Socket with Switch - Walmart.com