Plusrite 3357 - 300 Watt Halogen Light Bulb - T3 - R7s Base - Clear - 2,000 Life Hours - 5,950 Lumens - 120 Volt - Amazon.com
Feit Electric 600-Watt T3 R7 Base Halogen Light Bulb Double-Ended Tube Dimmable Bright White 2800K (2-Pack) BPQ600T3/CL/2/HDRP - The Home Depot
Feit 150W Bright White (2700k) T3 R7 Short Base Dimmable Halogen Bulb 2-Pack - Walmart.com
Comyan 4-Pack R7S 118mm T3 300W Halogen Bulb Dimmable 4500lm J-Type 120V R7S Base Warm White 2700K Double Ended Halogen Light Bulbs - Amazon.com
4 Pack Halogen Bulbs R7S 118mm 300W 4.7-Inch T3 RSC Dimmable 4500lm J Type Linear Double Ended Floodlight Bulb 360º Beam Angle 120V Halogen Light Bulb for Work, Security, Landscape Lights, Floor
R7S Bulbs,5 Pack Halogen Bulbs R7S 118mm T3 300W 120V,4500lm J-Type Halogen Light Bulb with Long Lifespan,4.7-inch Long Double Ended Light Bulb for Work,Security,Landscape Lights,Dimmable,Warm White - Amazon.com
Feit Electric 300-Watt Bright White T3 R7 Base Dimmable Halogen Light Bulb (2-Pack) BPQ300T3/CL/2/HDRP - The Home Depot
5X Light Bulb 120V 100 Watt J Type T3 R7S 78mm Double Ended 3.13" AJ# | eBay
Light Bulb 120V 500W 500 Watt J Type T3 R7S 118mm Double Ended 4.6 F | eBay
Satco 500W 120V Clear R7S Base T3 Halogen Work Light Bulb - McCabe Do it Center