UltraPro Porcelain Light Socket with Outlet and Pull Chain Light Fixture, Light Bulb Socket, Medium Base, Grounded Plug, Indoor Lighting, Mount on 3-1/4” or 4” Box, UL Listed, White, 18305,1-Pack - Light
Surface Mount Sockets
Generic E26 E27 Ceramic Light Socket, Helunsi Medium Base Porcelain Lamp Holder, Ceramic Light Bulb Socket
GU10 ceramic socket for light bulbs with GU10 Twist & Lock base – BulbAmerica
Ceramic Light Bulb Socket Britain, SAVE 55% - lutheranems.com