The XS Sights GL0010S5Y DXT2 Big Dot Night Sights for Glock deliver fast target acquisition for models including 20/21/29/30/37/41, combining a Yellow-outline front sight with a Green Tritium front dot and white outline for immediate, high-contrast visibility in low light and daytime conditions. The corresponding rear sight features a Green Tritium bar with a white outline, creating a clear, bright rear reference that helps you align quickly in dynamic shooting scenarios. Manufactured in the United States, these sights embody XS Sights renowned accuracy and durability, built to withstand the recoil and abuse of high-performance handguns. The DXT2 design provides a bold, oversized front dot that remains prominent at a glance, while the black body and contrasting tritium accents maintain a clean, snag-free profile on the Glock platform. Whether in duty, competition, or personal protection scenarios, the combination of vivid color cues, robust tritium illumination, and precise alignment fosters confident shots under stress. This setup is ideal for shooters seeking improved sight picture, rapid sight acquisition, and reliable night visibility without sacrificing the pistols natural ergonomics or concealability.