ES Light Bulb Socket to E14 E27 B22 MR16 GU10 G9 Lamp Adaptor Holder Converter
E27 to Either E14, B22, E27, MR16, GU10 or G9 Lamp Socket Fitting Extender/Adaptor/Holder. E27 to B22 adaptor is 52mm high by 27mm wide (22mm bayonet to 27mm screw). E27 to GU10 adaptor is 54mm high by 36mm wide (27mm screw GU10).