Current Miniature Halogen Bulb,T3,500W Q500T3/CL-120V-(FCL), 1 - Kroger
500 Watt Halogen Bulb
Satco 500W 120V Clear R7S Base T3 Halogen Work Light Bulb - Foley Hardware
Feit Electric 500-Watt Warm White (3000K) T3 R7 Double-Ended Tube Dimmable Halogen Rough Service Light Bulb (48-Pack) BPQ500T3/CL/RS/2/24 - The Home Depot