Aimpoint's LensCover Flip-Up ARD is a perfect upgrade to any Aimpoint Acro P-2 Red Dot Sight. It features an integrated flip-up killFlash ARD filter to eliminate potentially compromising reflections from the objective lens. The ARD can also be secured out of the way if snapped into the open lens cover lid when not in use. The LensCover also helps keep the lens dry and safe from debris and eliminates scratch risk during storage and transport. Features: Solid flip-up front lens cover with integrated flip-up killFlash ARD filter (Anti Reflection Device)Cover and/or ARD flip open and stay in set position until closedKeep lens dry and safe from debrisProtect lens from dust and dirtEliminates scratch risk during storage and transportARD filter can easily be secured out of the way if snapped into the open lens cover lid when not in useThe killFlash ARD (Anti Reflection Device) is designed to eliminate potentially compromising reflections from the objective lensNOTE: Compatible with the Aimpoint Acro P-2 ONLY Aimpoint LensCover Flip-Up ARD for Acro P-2 ONLY 200751