USHIO 50W 12V EXT MR16 SPOT No Front Glass GU5.3 Halogen Light Bulb - Walmart.com
SYLVANIA MR16 12V 50W NARROW SPOT EXT
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