Lens and Head Gasket for use the Valiant-Malkoff VME Head. The Lens is constructed of scratch resistant, hardcoated, and shatter resistant acrylic. It is 95% transmissive (most standard glass lenses are 92% to 94% transmissive).
The O-Ring is installed under the lens and the Flat Gasket is installed over the lens.
These are for using the M61 Dropin in a VME Head. They are not neccessary when using the M61 in a SureFire Flashlight.