Westinghouse 370600 20 watt Halogen T6 0.5 Single Ended Light Bulb, Pack of 6 - Walmart.com
Westinghouse 20-Watt Halogen MR11 Clear Lens Low Voltage GU4 Base Spot Light Bulb 0474800 - The Home Depot
Newhouse Lighting Part # T10-2320-4 - 20-Watt Equivalent T10 Led Bulb Halogen Replacement Light Bulb, E26 Medium Base, Dimmable. Soft White (4-Pack) - Led Light Bulbs - Home Depot Pro
FEIT ELECTRIC 20-Watt G8 120-Volt Xenon Reflector Flood Light Bulb - BAB | eBay
Feit Electric 20-Watt EQ MR16 Bright White GU10 Pin Base Dimmable Halogen Light Bulb (2-Pack) in the Spot & Flood Light Bulbs department at Lowes.com