KillFlash Filter for Comp sights & 9000 sights.
The killFlash ARD (Anti Reflection Device) is designed to eliminate potentially compromising reflections from the objective lens.
Aimpoint ARD KillFlash Filter - Screw In
WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov