E27 thermoplastic threaded lamp holder for String Lights
E27 Semi-flush Metal Lamp Holder Kit - Matt Black
Period Style Retro Edison Lamp Holder E26 E27 Light Sockets with Black Medium Screw-in Lamp Socket - China E27 Lamp Holder, Lamp Socket | Made-in-China.com
Black Bakelite (look) Lamp Holder with two screw rings - Black (E27) - Kynda Light
12 Pcs Light Socket 1 Foot Wire IP65 Waterproof E26 E27 Lamp Holder Sealed Pigtail Light Bulb Socket with Cord for Outdoor Base Temporary Construction Led Lightbulb, 250V, Black - Amazon.com