Philips 368746 - C150S55/ALTO High Pressure Sodium Light Bulb
$18.99
Philips 150 watt - ED23.5 - Mogul Screw (E39) Base - 2,100K - Clear - ALTO - Ceramalux | Philips High Pressure Sodium HID Light Bulb (C150S55/ALTO 368746)