• Thin front post (.122 width) promotes a larger field of view for fast target identification and engagement at longer distances
• Glow-in-the-dark photoluminescent painted front outline combines with a U notch rear, and black painted rear outlines to quickly draw your eye to front post in all lighting conditions
• Tritium phosphor-filled glass lamp illuminates sights for high visibility in all lighting situations
• Each Trijicon tritium lamp is capped with a sapphire jewel that helps evenly distribute the light and also acts as an additional layer of protection from puncture and cleaning solvents
• Fits Smith & Wesson Models: Shield .40, .45, and 9mm