Trijicon Compact ACOG 1.5x16mm Rifle Scope - RTR Green Horse Shoe - The Trijicon Compact ACOG 1.5x16S TA44 is a lightweight, durable prism sight built from forged 7075-T6 aluminum. Battery-free illumination combines fiber optics for automatic daylight adjustment with tritium for low-light visibility. It features a green RTR(TM) Horseshoe Dot reticle calibrated for .223/5.56 NATO 55-grain ammunition, a factory-installed Q-LOC Mount for tool-free attachment, and Bindon Aiming Concept (BAC) for both-eyes-open target acquisition. Features 1.5x magnification; 16 mm objective lens; Green RTR Horseshoe Dot reticle; .223 Remington / 5.56 NATO 55-grain reticle calibration; Fiber-optic and tritium illumination; No batteries required; Forged 7075-T6 aluminum housing; 2.4-inch eye relief; 39 ft field of view at 100 yards; 7.2 oz weight; 4-inch length; Fixed parallax; 1/2 MOA adjustment per click; Multi-coated glass lenses; Matte black anodized finish; Q-LOC Picatinny mount included;