Sylvania FBO16/841 16W 10 5/8 Inch 4100K 1-5/8 Inch Spaced T8 U-Bend Medium Bi-Pin Base Bulb (21836) backorder47 Philips 321505 MH1000/U/BT37 1000W BT37

Philips 321505 MH1000/U/BT37 1000W BT37 Probe Start Metal Halide 3700K Mogul E39 Base Clear Reduced Outer Jacket Bulb M47/E (928601179701)

GE GE454MVPS90F UltraStart Programmed Rapid Start 4-Lamp F54T5 Parallel Wiring Ballast 120V-277V (67566)

yet it's made by a brand you can trust

Philips 291690 MH250/C/U 250W ED28 Probe Start Metal Halide 3700K Mogul E39 Base Coated Bulb M58/E (928601150903)

Fulham Instant Start Electronic Fluorescent Workhorse Ballast For (1-2) 35W Maximum Lamps Run At 120V (WH2-120-L)

Sylvania FBO16/841 16W 10 5/8 Inch 4100K 1-5/8 Inch Spaced T8 U-Bend Medium Bi-Pin Base Bulb (21836) backorder47 Philips 321505 MH1000/U/BT37 1000W BT37Sylvania FBO16 841 16W 10 5 8 Inch 4100K 1 5 8 Inch Spaced T8 U Bend Medium Bi Pin Base Bulb (21836)