The Night Fision GLK001007OGZ Tritium Night Sights for Glock deliver a high-visibility upgrade for your Glock 17, 17L, 19, and 22 series with green tritium and orange outline front sight paired with a green tritium, black outline rear sight, providing a fast, unambiguous sight picture in low light. Night Fisions patented injection molded sleeve design securely holds the tritium vials using ballistic materials, while a domed lens collimates the tritium rays to produce a crisp, defined glow. These sights are CNC machined from high-quality steel and finished with a Black Nitride coating to enhance wear and corrosion resistance, ensuring durability in demanding environments. Built in the USA with Swiss tritium, they offer the brightest tritium night sights on the market and are designed to be installed with gunsmithing, aligning with practical field and range use. Ideal for duty readiness, concealed carry, or sport shooting, they improve target acquisition in dawn, dusk, and nighttime scenarios, giving you a reliable, sharp sight picture when every second counts.