Leviton 600-Watt 250-Volt White Outlet Box Lampholder R50-49875-000 - The Home Depot
2pcs 1157 Bulbs Socket Holder Car Turn Signal Tail Stop Rear Brake Light Base | eBay
Leviton 660-Watt Keyless Twin-Socket Lamp Holder Adapter R52-00128-00W - The Home Depot
E26 E27 Ceramic Light Socket, Helunsi Medium Base Porcelain Lamp Holder, Ceramic Light Bulb Socket with 12" Wire Lead, Medium Base Lampholder for Incandescent Led Light Bulbs Replacement (Pack of 4) -
Light Bulb Holder Bulb Holder Lamp Socket Wall Plug E27 Bulb Lamp Socket Mount Holder Adapter With Switch Control US Plug - Walmart.com
Lamp Holder, White color (Miniature Base, Bulb Socket), Pack of 10 - ScienceKitStore.com
9 Pack E26 E27 Lamp Socket with Shade Ring,Light Bulb Socket Holder Screw in Standard Base Medium Edison Retro Pendant Bulb,Basic Black Replacement Hold Light Cage Cover - Amazon.com
1X 4X E27 Light Bulb Holder Base Fitting Screw Cap Socket White Lamp Fixing S7X6 - Walmart.com
E27 LED Plastic Lamp Holder Light Bulb Socket Holder DIY E27 Base Lamp Accessories Luminaire Bulb Holder CQC CE - AliExpress