Philips 232538 - MS400/HOR/ED28/PS 400 watt Metal Halide Light Bulb
$48.99
Philips 400 watt - ED28 - Mogul Screw (E39) Base - 4,000K - Cool White - Clear - Pulse Start | Philips Metal Halide HID Light Bulb (MS400/HOR/ED28/PS 23253