Vortex killFLASH ARD for Strikefire Red Dot. Reduce objective lens glare and reflection on any threaded StrikeFire red dot scope with this compact, anti-reflection device (ARD). Simply flip up the objective lens cap that comes on the threaded StrikeFire and screw the ARD attachment into the threaded objective lens barrel. In addition to reducing reflection, the killFLASH Threaded ARD protects the lens from scratches and damage. [Note: The killFLASH Threaded ARD will only fit StrikeFires red dot scopes with threaded objective lens barrels (shown at right). Choose the killFLASH ARD (Flip Cap) for StrikeFire models without threaded objective lens barrels.] Don't miss your shot! Order Today! WARNING: This item cannot be shipped to Canada. Please check your State, County and City laws for restrictions before ordering this product. Vortex killFLASH for Strikefire Red Dot.