General Brand 500 PAR56 MFL Lamp (500W/120V) Q500PAR56/MFL B&H
PLATINUM 500w 120v PAR56 MFL Par Can Bulb – BulbAmerica
PAR Lamps | PAR64 LED Bulbs | PAR56 Retrofits | PAR46 Lamps
General Brand 500 PAR56 NSP Lamp (500W/120V) Q500PAR56/NSP B&H
500 Watt sealed beam, PAR56, 4000 Average rated hours, Mogul End Prong base, 120 Volt Light Bulb in Clear by Satco (S4668) from Lighting & Bulbs Unlimited