The Trijicon DI Night Sight Set delivers daylight-bright, constant aiming points for Springfield Armory XD, XD-M, and XD Mod. 2 pistols (excluding OSP models) with an industry-first interchangeable fiber system that lets you field-replace fiber and choose from multiple fiber and ring retainer colors to personalize your setup. Designed for shooters who demand reliable visibility in all lighting conditions, these dual-illuminated sights pair a tritium lamp capped with a sapphire jewel with a fiber optic element finished using Trijicons proven chemical and heat resistant process, delivering an ultra-bright aiming point from bright daylight to complete darkness. The front sights green tritium glow combined with the fibers daylight brightness provides a seamless, continuous sight picture, while the rear sights black outline enhances contrast and quick target acquisition. This combination reduces sight alignment time and improves accuracy across a range of dynamic scenarios, from fast follow-up shots at the range to precision engagement in low light. Built to endure the demands of serious shooting, the Trijicon DI Night Sight Set offers a reliable, customizable solution for consistent, repeatable aiming performance.