Built on decades of military innovation and service, Meprolight has established its tritium technology as the industry benchmark for illuminance. The Mepro Hyper-Bright family of pistol sights sets the standard against which all tritium pistol sights are measured. Utilizing a specially formulated manufacturing process, Meprolight delivers industry-first brightness that excels in broad daylight and remains effective in total darkness, making it suitable for every lighting condition. The Mepro Hyper-Bright fixed Day and Night Sights ensure reliable illumination, providing optimal visibility day or night. With an exceptionally bright contrast-colored ring, these sights facilitate rapid and accurate target acquisition in daylight. In low-light and no-light situations, both the front and rear tritium sources emit a vivid green glow, instilling the utmost confidence when making critical shots. Premium Swiss-made tritium vials in the front and rear sights ensure functionality in challenging lighting conditions. Engineered for intuitive use, the U-notch on the rear sight naturally directs your eyes to the top of the front sight, enhancing targeting precision. The Mepro Hyper-Bright sight sets are designed as direct upgrades to factory sights, ensuring compatibility with all holsters. Their construction is drop-proof, shockproof and built to endure endless abuse, making them reliable in any situation. Featuring ultralight steel construction and a snag-free design, these sights enable a quick and smooth draw, instilling confidence in any environment. Importantly, Mepro Hyper-Bright sights require no batteries, remaining always on and ready 24/7, 365 days a year. With tritium illuminance guaranteed for 12 years, these sights are maintenance-free and can be installed directly onto your factory slide without modifications. One last impressive feature: the extraordinary brightness of the Mepro Hyper-Bright sights enhances both eyes' dominance, optimizing your targeting capabilities.