Keyless Porcelain Lamp Holder, One-Piece Medium Base, 660W
Othmro 10Pcs G13 Light Sockets T8 Single Lamp Holder G13-F41A Type Socket PC Plastic T8 LED Fluorescent Tube Holder AC 500V 2A Light Tube Holder Light Socket for LED Fluorescent Tube Replacement
HUBBELL 5624-5 Cover, 3-21/64 in L, 4-1/8 in W, Round, Metal, For 75 to 150 W PAR 38 Lamp
Othmro 10Pcs G13 Light Sockets T8 Single Lamp Holder G13-F41A Type Socket PC Plastic T8 LED Fluorescent Tube Holder AC 500V 2A Light Tube Holder Light Socket for LED Fluorescent Tube Replacement
Leviton 660-Watt Medium Base One-Piece Single Circuit Keyless Outlet Box Mount Plastic Incandescent Lampholder, White 8829-CW1 - The Home Depot
E27 Lamp Holder Rotary Adjustable LED Light Bulb Socket Base Adapter (5Pcs) - Walmart.com
Single Lamp Head E27 Screw With Umbrella Hole Electronic Flash Lamp Holder With Switch Photography Light Bulb Power Lamp Holder - AliExpress
Raya Single LED/Fluorescent Lamp Holder with Umbrella FF-SULH