Specifically calibrated for the .223, the Sightmark Core TX 4x32 AR-223 Riflescope sets the standard when taking close-medium range shots. Perfect for tactical operations, competition, target shooting or hunting, the Core TX 4x32 Riflescope features exposed, pop-up, locking turrets to prevent loss of zero. Fixed 4x magnification and a fine-etched bullet-drop-compensating (BDC) reticle, including adjustable red and green illumination, makes target acquisition faster and easier, even in low-light conditions. Hard-anodized, matte black, 6061-T6 aircraft-grade aluminum construction and advanced, fully multi-coated glass provides the same uncompromising quality and image performance demanding shooters have come to expect from Sightmark. Ready to handle your extreme environments, the Sightmark Core TX 4x32 AR-223 Riflescope is nitrogen-filled, waterproof, fogproof, dustproof and shockproof. Included in Package Flip up lens covers 30mm scope rings CR2032 battery Batteries Used Type: CR2032 Quantity: 1 Features BDC reticle calibrated for .223 55 grain Exposed, pop-up locking turrets Red/Green illuminated reticle Single-piece, 1in tube Aircraft grade aluminum Hard anodized finish Compact and lightweight Shockproof, fogproof, waterproof Fully multi-coated optics