5 Pack Bioluz LED GU10 LED Bulb 50W Replacement (Uses only 6.5 watts) Dimmable 3000K 120v UL Listed - Walmart.com
Bennington 4-Pack 50-Watt Equivalent Warm White 3000K Standard GU10 LED Track Light Bulbs - GreyDock.com
Brushed Nickel GU10 50 Watt Halogen European Track Light - #8K365 | Lamps Plus
Simply Conserve ENERGY STAR GU10 50-watt EQ 50-Watt EQ LED Mr16 Soft White Gu10 Pin Base Dimmable Spotlight Light Bulb (100-Pack) in the Spot & Flood LED Light Bulbs department at Lowes.com