Amprobe ADPTR-E27 Socket Check Adapter for E27 Light Sockets
Home E14/E27 Foglalat átalakító adapter, 500 W, fehér - eMAG.hu
E17 to E26/E27 Adapters Converts E17 to E27 Light Bulb Standard Base Fixture E17 to E26 Standard Screw-in Bulb Socket Splitter 6pcs - Amazon.com
Cheap Screw E27 LED Base Light Lamp Bulb Socket E27 To 2-E27 Splitter Adapter | Joom
Amazon.com: E-Simpo 3pcs B22 E26 E27 to G23 Lamp Base Adapter E27 to G24 Adapter E27 to G23, fit Both 2pin and 4pin Don't fit GX23,NO Ballast Inside. Physically Change Contact (E26/E27