LUXRITE 50-Watt Halogen Equivalent MR16 Dimmable GU10 Base LED Light Bulbs Enclosed Fixture Rated 4000K Cool White (16-Pack) LR21502-16PK - The Home Depot
50 Watt 120 Volt Bi-Pin Halogen Light Bulb - #13294 | Lamps Plus
SYLVANIA 50-Watt EQ PAR 30 longneck Dimmable Warm White Reflector Flood Halogen Light Bulb at Lowes.com