Feit Electric 20-Watt EQ MR16 Dimmable Bright White Reflector Light Fixture Halogen Light Bulb (2-Pack) in the Halogen Light Bulbs department at Lowes.com
GE 20W 120V BAB MR16 GU10 Flood Halogen Light Bulb – BulbAmerica
BulbAmerica BAB GU10 MR16 20W 120V Flood Mini Reflector Bulb - Walmart.com