Brass Pendant Lamp Holder | Custom Lamp Holder | Shop CCC – Color Cord Company
5-10Pcs E27 3/4A Light Bulb Lamp Holder Pendant Edison Screw Cap Socket Vintage | eBay
Mornajina E27 E26 Light Socket, Edison Retro Pendant Lamp Holder, Medium Screw-in Lamp Socket for Edison Bulb, Vintage Light Socket with Turn knob 4 Packs (Black) - Amazon.com
Aplstar Black E26/ E27 Light Sockets, Retro Edison Lamp Holder with E26 Medium Screw, 200℃ Heat Resistant Standard Screw-in Lamp Socket for Vintage Edison Bulbs Pendant Lamp (8PACK) - Amazon.com
E27 ES Edison Screw Batten Lamp Bulb Holder & Shade Ring - Etsy