The killFLASH Anti-Reflection Device is an anti-reflection device designed and manufactured by Tenebraex for specific Trijicon scopes and sights. The honeycomb front of this device minimizes or eliminates the muzzle-side reflective signature of your optic. It also acts like a sunshade to remove glare and flare from the sight picture. This ARD is designed to fit Trijicon's 3.5x35 ACOG. Reduces flare and glare in sight picture Eliminates muzzle-side reflective signature