TruGlo TFX S&W/M&P Shield .22 Models/SD9/SD40 3 Dot Green Sight TG. These Tritium Pistol Sights from TruGlo seal the tritium and fiber optic elements in a chemical and shock-resistant capsule where the fiber optics glow more during the day and the tritium glows more brightly at night. A Truglo TFX S&W/M&P Shield .22 Full Size Night Sight has been updated to be compact and snag-resistant have a longer sight radius and be extremely durable. Get the best of both worlds of battery-free illumination with Truglo TFX Models/SD9/SD40 3 Dot Green Sight Night Sights. Specifications for Truglo TFX S&W/M&P Shield .22 Full Size Models/SD9/SD40 3 Dot Green Sight: Manufacturer: TruGlo Gun Make: Smith & Wesson Gun Model: Smith & Wesson SD40 Smith & Wesson SD9 Smith & Wesson M&P M2.0 Smith & Wesson M&P Shield Smith & Wesson M&P 22 Color: Steel Green Black Front Sight Color: Green Rear Sight Color: Green Fabric/Material: CNC-machined steel Front Material: Tritium/Fiber Optic Condition: New Finish: Black Nitride Fortress Finish Country of Origin: USA Features of Truglo TFX Tritium/Fiber-Optic Night Sight Set TU-AP-TG13MP1A: First and only of its kind. Fully protected TFO technology encapsulated in a virtually indestructible configuration. Impervious to oils chemicals cleaning solvents and ultra-sonic cleaning processes. Unmatched visibility in all shooting conditions 24/7. Utilizes quality Swiss tritium for maximum brightness. Glows in the dark. No batteries required. Concealed fiber can not be seen by target. Fortress Finish provides a permanent protective coating for maximum protection. Snag resistant design. Fits standard holsters. Fits S&W M&P Shield .22 full size models SD9 and SD40. Package Contents: Truglo TG13MP1A TFX S&W/M&P Shield .22 Full Size Models/SD9/SD40 3 Dot Green TU-AP-TG13MP1A Package Contents: Truglo TFX S&W/M&P Shield .22 Full Size Models/SD9/SD40 3 Dot Green Sight TU-AP-TG13MP1A TruGlo TG-TG13MP1A: TFX S&W/M&P Shield .22 Models/SD9/SD40 3 Dot Green Sight