uxcell Waterproof Lamp Socket, 38x44mm E26 E27 110-220VAC 60W Screw Base Bulb Holder Light Sockets with Wires Black - AliExpress
Leviton Rubber Weatherproof Outdoor Light Socket for Medium Base Incandescent Bulbs 124-D - The Home Depot
15FT Single Socket Black Weatherproof Outdoor Pendant Light Lamp Cord On Sale Now! - PaperLanternStore.com - Paper Lanterns, Decor, Party Lights & More
Leviton 55 Weatherproof Lampholder, Single Circuit, Black Rubber Outdoor Lamp Socket (30 Pack) - Amazon.com
Leviton - Weatherproof E-26 Base Black Nylon Pigtail Socket with 6in. Leads
Automotive Pigtails / Sockets
Commercial Electric Gray Outdoor Flood Light Weatherproof Lampholder Kit WCL233G-K - The Home Depot