Drawing on decades of proven expertise In tritium and fiber optic aiming solutions, Trijicon introduces the Trijicon DI night Sights. Crafted for shooters seeking daylight brightness and a consistent aiming reference, these dual-illuminated Trijicon DI night sights are equipped with an industry-first, interchangeable fiber. This pioneering design not only permits field replacement of the fiber, but also empowers users to select from an array of fiber and ring retainer colors, allowing for a personalized aiming solution. Trijicon DI night sights showcase a fiber that is resistant to chemicals and heat, using the same exclusive technique as the Trijicon ACOG. Coupled with a tritium lamp capped with a sapphire jewel, this dual-illumination technology enhances gathered light, ensuring an exceptionally bright aiming point across various lighting conditions from brilliant daylight to low-light situations and complete darkness. Offering shooters the distinctive attributes necessary for pistol aiming In all lighting scenarios, Trijicon DI night sights embody the durability and reliability that Trijicon is renowned for.