Project Source 60-Watt Plastic Turn Knob Lamp Socket, Clear in the Light Sockets department at Lowes.com
Recessed Can Extension Cord Medium E26 Light Bulb Socket 17" Wire Extender Trim | eBay
Fine Line Premium Paper Lantern Pendant Light Cord Kit with G50 Red LE - PaperLanternStore.com - Paper Lanterns, Decor, Party Lights & More
Color Cord Pendant Light | Industrial Light Electric
Plug in Hanging Light Kit, Industrial Pendant Lighting Fixture, E26 E27 Retro Hanging Lights with Plug in Cord, 19.69 FT Cord with On/Off Switch Hanging Lamp Fixture for Living Room Bedroom - -
Ace Indoor 9 ft. L Black Extension Cord w/Socket 18/2 SPT-2 - Ace Hardware