NEEWER 2 Packs E27 Lamp Holder with Light Stand Mount - NEEWER – neewer.com
How to Unlock an Edison E27 Lamp Holder by Gravel Hill Lighting - YouTube
Bakelite E27 lamp holder kit
LH0738 E26/E27 medium base lamp holder/socket with two hole mounting and set screw connections
Bakelite smooth E27 lamp holder - Lamp holders - Plugs and multisockets - Lyvia - Arteleta International S.p.A. - Components, materials and electrical items
Screw E27 Light Bulb Lamp Holder Base Pendant Socket~3653 – LEDSone UK Ltd
Amazon.com: Emart Light Bulb Stand, E26 / E27 AC Socket Lamp Holder with Umbrella Holder, Photography Light Bulb Mount for Photo Video Studio - 2 Pack : Electronics
LH0744 E26/E27 medium base lamp holder/socket for outlet box mounting with pull chain and receptacle
TORCHSTAR E27 to E27 Extender Adapter, E27 to E27 Edison Screw Converter Light Bulb Socket Lamp Holder, Fits LED/CFL Light Bulbs, Heat-resistant, Anti-burning, No Fire Hazard, Pack of 2 - Walmart.com