HID Bulb, Bulb Base Type Mogul Screw (E39), Bulb Dia. 2 1/4 in, Bulb Housing Glass, Bulb Shape ED18, Color Rendering Index 26, Color Temperature 2100K, Lumens 28,500 lm, Light Technology High Pressure Sodium, Overall Length 9 3/4 in, Shatter-Resistant...