Philips 467274 - C100S54/M PH High Pressure Sodium Light Bulb
$17.49
Philips 100 watt - 55 volt - BD17 - Medium Screw (E26) Base - 2,100K - Warm White - Clear - Non-Alto - Ceramalux | Philips High Pressure Sodium HID Light Bulb (C100S54/M PH 467274)