G9 male to MR16 Gx5.3 GU5.3 female Converter Adapter - Converters - LEDLight
Feit Electric 50-Watt Equivalent MR16 GU5.3 Bi-Pin 12-Volt Dimmable CEC Compliant LED 90+ CRI Flood Light Bulb Bright White (3-Pack) BPEXN/930CA/3 - The Home Depot
GU10 to MR16) - GU10 Bayonet Base Socket to Mini Bi-Pin MR16 GU5.3 G4 Socket Base Adapter Converter For LED CFL Halogen Lights (6 Pack) - - Amazon.com
Source MR16 to GU10 Adapter GU5.3 to GU10 Adapter lampholder converter lamp holder socket base adaptor on m.alibaba.com
GU10 to MR16/G4/GU5.3 lamp base adapter gu10 to mr16 socket converter 100pcs/lot by dhl free shipping
Buy Socket lamp adapter GU10/G5.3 in ABCLED store just for 2.90€
MR16 GX5.3 GU5.3 male to GU10 female Converter Adapter - Converters - LEDLight
MR16/GU5.3 To GU10 Light Bulb Base Socket Lamp Adapter Converter Holde – Electronic Pro