The UTG ACCUSYNC 45 Degree Rear Sight offers a perfect blend of precision and durability crafted from high-quality 6061-T6 aluminum and steel. Its matte black anodized finish provides excellent protection against corrosion ensuring a long-lasting performance. Designed with a 45-degree offset this sight allows for easy integration with magnified optics giving you the flexibility to switch between them effortlessly. The dual-aperture rear sight includes a convenient tool-free windage adjustment wheel enabling quick and accurate target acquisition. A Posilock retention plunger keeps the sight firmly in place when deployed and its secure mounting system with a single locking Torx screw and squared recoil stops ensures it holds zero on Picatinny rails.