Product DescriptionThe LaserMax LMS1161 is an internal Guide Rod Laser engineered specifically for Glock 26, 27, and 33 pistols (Gen 1-3). Replacing the factory guide rod and spring assembly, it delivers a high?'intensity pulsing red beam for rapid target acquisition without altering your grip, holster choice, or the pistol's profile. Installation is user-friendly with no gunsmithing required, and the unit is built from rugged, precision components including aircraft?'grade aluminum and genuine Wolff springs for long-term reliability.Product HighlightsPulsing red 635 nm beam enhances visibility and speeds target identificationInternal guide rod design preserves factory ergonomics and holster compatibilityAmbidextrous on/off activation via the takedown lever for intuitive controlDrop-in installation-no gunsmithing or special tools neededDurable construction with aircraft?'grade aluminum components and Wolff springsSpecsCompatibility: Glock 26/27/33 (Generations 1-3)Laser Color/Wavelength: Red, 635 nmOutput: 5 mW, Class IIIaDot Size: Approx. 0.75 in at 25 yardsRun Time: Up to 1 hour (typical)Battery: Four 319 silver?'oxide cellsActivation: Ambidextrous switch using the pistol's takedown leverMount Type: Internal guide rod assemblyEffective Range: Up to 20 yards (laser visibility up to ~1,000 ft)Construction: Aircraft?'grade aluminum with genuine Wolff springsMade in: USAUPC: 798816011616MPN: LMS1161Brand: LaserMaxDisclaimer: 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.