Product DescriptionThe Hi-Viz FastDot H3 handgun sight set delivers a fast, highly visible single-dot sight picture for Smith & Wesson M&P and Shield pistols. Combining fiber-optic and tritium technology, the red front and green rear provide 24-hour illumination for clear aiming in bright daylight or low light. The low-profile, all-steel construction fits standard holsters and installs like traditional sight sets. Backed by a 12-year tritium warranty, this set is an excellent upgrade for improved target acquisition and durability.Product Highlights Single-dot sight system: align red front with green rear for a fast, precise point of aim Tritium and fiber-optic illumination for visibility in all lighting conditions Low-profile, all-steel construction designed to fit standard holsters Compatible with S&W M&P compact/full-size and Shield/Shield Plus models Excludes optic-ready models and Shield EZ variants (including 9EZ, EZ 30 Super Carry, and EZ 380) Specs Product Type: Handgun sight set (front and rear) Sight Colors: Red front, Green rear Illumination: Tritium and fiber-optic (24-hour visibility) Construction: Steel; low-profile design Finish: Matte black Compatibility: Smith & Wesson M&P compact and full-size; Shield and Shield Plus (all calibers) Not Compatible: Optic-ready models; Shield EZ (9EZ, EZ 30 Super Carry, EZ 380) Warranty: 12-year tritium illumination warranty (per manufacturer) UPC: 613485590364 MPN: MPFD21 Brand Name: Hi-Viz Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.