Lamp holder G23 to E27 Adapter G23 to E26 Lamp Holder Converter Base Socket LED Light Bulb Extend Extension Plug - - Amazon.com
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
Amazon.com: E-Simpo 3pcs B22 E26 E27 to G23 LED Lamp Base Adapter E27 to G24 Adapter E27 to G23, fit Both 2pin and 4pin Don't fit GX23,NO Ballast Inside (B22 to G24/G23) :
E-Simpo G23 to E26/E27 Adapter 2Pin Socket Adapter G23 to E26 Lamp Base Converter Bulb Extend Plug CE Rohs Single Tab, 2P in Parallel (10-Pack) - - Amazon.com
Haofy G23/GX23 LED Tube, 2 Pin Base CFL Replacement, 4W Single Tube PL Lamp Bulbs, Horizontal Recessed, No Ballast, 85-265V, 3000K/6000K(G23-Cool White) - - Amazon.com