Bayco SL-100-6 Replacement Metal Incandescent Bulb Guard Durability and safety tested for the toughest situations Designed in the USA with quality materials Used in tactical, outdoor, Recreation levels Replacement Bulb Guard for Incandescent Lamp Models: 425, 426, 425A, 426A, 450, 840 and 851 Easy to Install Metal Bulb Guard Features Hands-Free Hook Ideal for Industrial Personnel and Contractors Barco is the Established Leader in Next Generation Task Lighting System