Product DescriptionUpgrade your Glock with the XS Sights R3D Suppressor Height Night Sights, engineered for fast acquisition and reliable performance in any light. A bright tritium front sight with a high-contrast green photoluminescent ring draws your eye in daylight and glows in low light, while dual tritium rear lamps with an antireflective lens and a wide-notch design enhance clarity. Built from durable CNCmachined steel, these suppressor-height sights are compatible with Glock MOS setups and can cowitness with select optics.Product Highlights Traditional 3dot tritium, notchandpost sight picture for rapid alignment Green Ember Glow Dot front absorbs ambient light for exceptional lowlight visibility Blackedout, antireflective rear sight with wide notch to increase contrast and speed Suppressor height; MOS compatible for potential cowitness with optics CNCmachined steel construction for durability and long service life Specs Compatibility: Glock models 17, 19, 22, 23, 24, 26, 27, 31, 32, 33, 34, 35, 36, 38 Illumination: Tritium front and rear; green photoluminescent front ring Rear: Blackedout, antireflective tritium lens; widenotch design Front Blade Width: 0.145 in (3.68 mm) Rear Notch Width: 0.170 in (4.32 mm) Height: Suppressor height; MOS compatible; can cowitness with some optics Material/Finish: CNCmachined steel, blued finish Color: Green front ring; black rear UPC: 647533046770 MPN: GL-R021P-6G Brand Name: XS Sights 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.