5pcs E27 to E14 Extend Base LED Light Lamp Bulb Adapter Converter Screw Socket - Amazon.com
E14 to E27 Lamp Socket Adapter Converter Holder for LED Halogen Edison Energy Saving Smart Bulb (Pack of 2) / Convert Small Screw to Large Screw Convertor Adaptor(2pcs) - Walmart.com
E27 to E14 LED Bulb Base Adapter Universal Light Converter Lamp Socket | eBay
LH0811 Converts an E26/E27 medium base lamp holder/socket to an E14 euro-intermediate lamp holder/socket
HGM 2646033: Base adapter, E27 to E14 at reichelt elektronik
Socket Adapter Lamp Holder for Corn Light Spot Bulb E27 E14 GU10 G9 E12 B22 LED Lamp Holder Converter 1 Pack AC 110V-220V - AliExpress
Thread adapter thread bulb socket E27 to E14 - Cablematic
Bettomshin 3Pcs E14 to E27 Lamp Bulb Holder PBT Light Lamp Bulb Socket Adapter Heat Resistant White AC 100-240V 150 Degree - Amazon.com
E27 To E14 Adapter E26 To E14 Lamp Holder Converter Power Adapter Base Socket Led Light Bulb Extend Plug - Lamp Holder Converters - AliExpress
E14 To E27 E27 E14 Adapter Light Base Spotlight Holder Converter Small Screw Large Screw Stainless Steel Converters From Xiaowalstarled, $0.32 | DHgate.Com