Eiko J240V-300W/119MM 240v, 300w T-3 R7s base Double Ended halogen
Luxvista Dimmable R7S LED Bulb 118mm 30W J118 LED Bulbs 150-300W R7S Halogen Bulb Equivalent, Double Ended Base J118 Flood Lights for Household Lighting Floodlight Replacement Bulb - Amazon.com
R7S Halogen Bulbs 300W Dimmable 120V 118mm T3 J Type Floodlight Bulb with Long Lifespan, 2700K
GE Halogen 300W T2.5 Bulb, R7s Base, 2pk - Walmart.com
Jaenmsa R7S Bulbs,5 Pack Halogen Bulbs R7S T3 118mm 300W 120V,J Type Halogen Light Bulb with Long Lifespan,120 Volt Double Ended Light Bulbs for Work, Security,Landscape Lights, Dimmable,4.6 Inch - Amazon.com