FINELED MR16 to GU10 Adapter Converters Light Sockets Lamp Holder,MR16/GU5.3 To GU10 Light Bulb Base Socket Lamp Adapter Utilize GU10 Base Bulbs in a MR16 Socket : Amazon.ca: Tools & Home Improvement
GU10( Female Socket ) to MR16 ( Male Plug ) Adapter Socket Base Halogen Light Bulb Lamp Adapter Converter Lamp Holder Converters - AliExpress
Amazon.com : E-Simpo® 12pcs MR16 to Gu10 Light Socket Adapter, LED Halogen MR16 to GU10 GU5.3 to Gu10 Spotlight Lamp Base Holder Converter, Need Remove MR16 Transformer if Old MR16 is 12V