Product DescriptionGlowing bright day and night, the Truglo TFX Pro sight set delivers fast acquisition and rugged reliability for Ruger SR-series pistols. Combining tritium and fiber-optic technology in a sealed, shock- and chemical-resistant capsule, these sights provide exceptional visibility in any lighting. The CNCmachined steel construction with a rust-resistant Fortress Finish resists wear, while the high-contrast orange FOCUSLOCK front ring and Unotch rear promote quick, accurate shooting. Built to handle tough conditions, TFX Pro requires no batteries and is always ready.Product Highlights Bright tritium + fiber-optic sight picture 24/7 with no batteries required High-contrast orange FOCUSLOCK front ring and quick Unotch rear for faster target acquisition Encapsulated TFO elements resist oils, solvents, and ultrasonic cleaning CNCmachined steel with rust-resistant Fortress Finish and snag-free profile Angled rear sight edge enables emergency onehand operation Specs Product Type: Handgun sight set (front and rear) Compatibility: Ruger SR9, SR9C, SR40, SR40C, SR45 Front Sight Color: Green with orange outline; Rear Sight Color: Green Technology: Tritium + fiber optic (TFO) Material: CNCmachined steel; Finish: Fortress Finish (rust resistant) Front sight FOCUSLOCK ring for fast and accurate shooting Fiber Diameter: 0.074 in Front Sight Dimensions (L x W x H): 1.0 in x 1.0 in x 1.0 in Rear Sight Dimensions (L x W x H): 1.0 in x 1.0 in x 1.0 in Country of Assembly: USA; Tritium source: Swiss UPC: 788130022818 MPN: TG13RS1PC Brand: Truglo 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.