USHIO 50W 12V EXT MR16 SPOT No Front Glass GU5.3 Halogen Light Bulb - Walmart.com
Feit Electric 50-Watt MR16 GU5.3 Bi-Pin Dimmable 12-Volt Halogen Light Bulb, Bright White (3-Pack)-BPEXN/CG/3/HDRP - The Home Depot
SANSUN 5W LED MR16 Light Bulbs, 12v 50w Halogen Replacement, GU5.3 Bi-Pin Base, Soft White 3000K, Non-Dimmable, (Pack of 4)
MR16 LED Bulb, GU5.3 12V Low Voltage Bipin 50W Halogen Equivalent 3000K Warm White 5W 40 Degree Non Dimmable Spot Light for Track and Outdoor Landscape Lighting 6-Pack - Walmart.com