Hanpearl Round E27 White LED Lamp Screw Base Halogen Bulb Holder Converter Light Bulb Base Lamp Socket Adapter (10 pcs) - Amazon.com
360 Degrees Flexible Desk Lamp Holder E27 Base Light Socket Gooseneck Clip-On Cable with On Off Switch Plugs for Night Light Bulb Grow Lights - Amazon.com
E26 E27 Light Socket,8-Pack Black Edison Retro Pendant lamp Holder, E26 E27 Plastic Standard Screw-in Socket Maximum Wattage 250W Heat Resistant Up to 200℃ Fire Resistant - Walmart.com
10pcs/lot CE approved E27 plastic lamp socket 4A 250V edison lamp holder with lamp cord grips
Aplstar E26 E27 Light Socket,16-Pack Black Edison Retro Pendant lamp Holder, E26 E27 Plastic Standard Screw-in Socket Maximum Wattage 250W Heat Resistant Up to 200℃ Fire Resistant - Amazon.com