Product OverviewThe Trijicon NS FN 509 is engineered for enhanced target acquisition in all lighting environments. This night sight features a bright green 3-dot configuration, making it easier to align your aim quickly, whether in daylight or low-light situations. Crafted with durability in mind, it's trusted by law enforcement and competitive shooters alike for its reliable performance.Key Features3-Dot Configuration: Designed for fast and accurate target alignment.Trijicon Quality: Trusted by law enforcement agencies for precision and durability.Bright Green Color: Enhances visibility in various lighting conditions.