Dimmable 118mm 30W Super Bright LED R7s J118 R7s Lamp Replace 300W 400W Metal Halide - China LED R7s, R7s LED | Made-in-China.com
Jaenmsa R7S T3 Bulb 118mm,5 Pack 400W 120V Dimmable Halogen Bulbs,4000lm Type J Double Ended Floodlight Bulb 360° Beam Angle for Work,Security,Landscape Lights, Floor Lamps,Warm White 2700K - Amazon.com
Yozhu R7S Eco Halogen Bulbs 118mm 400W 230V 3100lm Warm White 2700K J Type Bulb for Work, Security, Landscape Lights, Street Lights (Pack of 4) [Energy Class C] - Walmart.com
IMPA 180556 PHILIPS HALOGEN-LAMP 230V 400W R7S
Great!400w/r7s 9300k Projector Special Metal Halide Lamp J034 - AliExpress