Designed for law enforcement's everyday carry needs, the Ameriglo Agent night sight set for Glock offers improved night time visibility and rapid sight alignment. These fixed, low-profile sights utilize the popular 3-dot system preferred by many experienced shooters. The front ProGlo blade is equipped with a vibrant green tritium lamp bordered by a striking orange ring to ensure easy front sight recognition under pressure. The rear sight features a rounded U-notch and two green tritium lamps with subtle black outlines, providing clear sighting in diverse lighting scenarios. Factory sight replacements that can be directly installed without modifications, offering seamless integration and maintaining original functionality Swiss-manufactured self-illuminating Tritium lamps come with a comprehensive 12 years warranty, ensuring long-lasting reliability and performance The rear U-notch for all models measures 0.165 inches in width The front sights are precisely engineered with a width of 0.14 inches, ensuring optimal alignment and accuracy for enhanced targeting performance The front sight of the Glock 42/43 model measures precisely 0.19 inches in height, ensuring accurate targeting and alignment for optimal performance