The SightMark Red, Blue & Green 55mm H840 Triple Duty Flashlight Replacement Filters SM73004K-001 will provide you with a filter that is perfect for any shooting situation. This Flashlight Filter Kit from Sightmark comes with 3, durable plastic filters that ensure a long and efficient life. The red, blue and green filters in the Sight-Mark Flash Light 55mm Diameter Filter Kit, each serve a different function and will make sure that no shooter is caught unprepared. Coupled with the appropriate Sightmark products, this Sightmark Filter, can take night vision to the next level while protecting their investment. For a great way to enhance your already incredible Sight Mark Flashlight, choose the Sight-Mark Red, Blue & Green Flashlight 55mm Filter Kit for H840 Flashlight.