Bayco SL-181 Replacement Fluorescent Head for Model 827 Durability and safety tested for the toughest situations Designed in the USA with quality materials Used in tactical, outdoor, Recreation levels Replacement Head for Barco 827 OSHA 13-Watt Fluorescent Work Light on 50-Foot Metal Reel Easy to Install Cool Running, 13-Watt Bulb Provides 10,000 Hours of Use Barco is the Established Leader in Next Generation Task Lighting System