Glo-shine Mr16 Mr11 Gu5.3 Ceramic Lamp Socket,Connector Base Socket Adapter with Wire for LED Halogen CFL Bulb(10pcs) - Amazon.com
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
Feit Electric EXN/CG 50-Watt Halogen MR16 Bulb, 2800K Warm White, 2" H x 2" D - Amazon.com
Feit Electric 20-Watt Equivalent MR11 GU4 Bi-Pin Dimmable 12-Volt Track Lighting 90+ CRI LED Flood Light Bulb, Bright White BPFTD/930CA - The Home Depot