XS Sights R3D 2.0 Suppressor Height Night Sights Glock 42 43 43x 48

The XS Sights R3D 2.0 Suppressor Height Night Sights for Glock 42/43/43x/48 combine proven Tritium illumination with a modern, rugged design to deliver quick target acquisition in all lighting conditions. The front and rear sights feature high-contrast glow dots, with photoluminescent accents that absorb ambient light to provide a reliable glow in low light, while the wide notch rear with serrations and an anti-reflective lens promotes a clean, fast sight picture. A corrosion-resistant Black Nitride finish protects the sights in demanding environments, and the traditional 3-dot Tritium notch and post sight picture remains intuitive for rapid, instinctive aiming. Engineered to fit Glock suppressor/RMR height setups, the R3D 2.0 is compatible with Gen 1—5 including MOS models and is specifically designed to fit Glock 43 family pistols, ensuring a seamless upgrade path for concealed carry or personal defense platforms. Proudly manufactured in Fort Worth, TX, these sights deliver durable performance, reliable illumination, and improved sight alignment that can sharpen accuracy across a variety of shooting scenarios.