5PCS E10 to E14 Light Bulb Base Converter; E14 to E10 Screw Socket Adapter - - Amazon.com
E12 to E10 Light Sockets Adapter, Light Bulb Socket, Bulb Base Adapter, Converts E12 Bulb Male Base to fit E10 Female Socket (Pack of 5) - - Amazon.com
E12 to E26 Adapter
E10 To US E12 Candelabra Base Socket LED Light Bulb Lamp Adapter Converter Hold | eBay
E10 To US E12 Candelabra Base Socket LED Light Bulb Lamp Adapter Converter New | eBay
LH0805 E11 mini-candelabra base adapter reduces size of E26/E27 medium base lamp holder/socket
5PCS E12 to E10 Socket Adapter; E12 Adapter to E10 LED Light Bulb Base Converter - - Amazon.com