Simply Conserve ENERGY STAR GU10 50-watt EQ 50-Watt EQ LED Mr16 Soft White Gu10 Pin Base Dimmable Flood Light Bulb (100-Pack) in the Spot & Flood LED Light Bulbs department at Lowes.com
Architectural Grade LED MR16 GU10 Light Bulb Wide Flood 3000K Smart Dim Silver SunLight2
Amazon.com: Vinaco GU10 Bulb, 6 Pack Halogen GU10 120V 50W, Dimmable, MR16 GU10 Light Bulb with Long Lasting Lifespan, gu10+c 120v 50w for Track&Recessed Lighting, Gu10 Base Bulb, 50W MR16/FL/GU10 : Home
Feit Electric 75-Watt Equivalent MR16 GU10 Dimmable Recessed Track Lighting 90 Plus CRI Flood LED Light Bulb, Daylight (3-Pack) BPMR16/GU1075950CA/3 - The Home Depot
GU10 male to MR16 female Converter Adapter - Converters - LEDLight