Simply Conserve MR16 GU10 50-Watt EQ LED Mr16 Bright White Gu10 Pin Base Dimmable Spotlight Light Bulb (100-Pack) in the Spot & Flood LED Light Bulbs department at Lowes.com
5 Watt GU10 Warm White LED Bulb Halogen Replacement
Feit Electric Part # Q50MR16/GU10 - Feit Electric 50-Watt Equivalent Mr16 Gu10 Halogen Flood Light Bulb Warm White (3000K) - Halogen Light Bulbs - Home Depot Pro
GU10 LED Light Bulbs, 50 Watt Halogen 5 Count (Pack of 1) Daylight White | eBay
Philips 50-Watt Halogen Indoor Flood MR16 GU10 Base 120V Light Bulb, PACK OF 6 46677415761 | eBay