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The LaserMax LMS-1161-G4 replaces your factory recoil spring guide with a fully internal laser system that stays completely hidden inside the slide. Unlike external lasers that add bulk and require new holsters, this red laser keeps your gun looking stock while giving you a bright aiming point for target acquisition. The main appeal is simplicity: if you can field-strip your Glock, you can install it in under five minutes without any special tools or gunsmith work.
Build quality and durability set this guide rod laser apart. The unit uses aircraft-grade aluminum housing with genuine Wolff springs and meets or exceeds military durability standards. It's survived drop tests, extreme temperature swings, salt water immersion, deep water submersion, and tens of thousands of rounds of live fire in testing. The red laser pulses at 5mW output and works from dusk through dawn indoors, or in low-light and indoor scenarios outdoors.
This laser sits entirely inside the slide so you'll keep your existing holster, tactical lights, grip panels, and rail accessories. The ambidextrous on/off switch is built into a custom takedown lever, so you control activation deliberately without accidental activation from your holster. The permanently aligned laser comes set from the factory for center-of-mass accuracy at 20 yards and never drifts or requires re-zeroing after battery changes.
Owners report easy installation and solid reliability for intended use. The pulsing beam creates good visibility in dark environments and helps with target identification. That said, the 5mW red laser isn't visible in bright daylight beyond close range, making it best suited for home defense, low-light training, or indoor use rather than outdoor daytime shooting. Battery life runs about one hour of continuous use, and you can swap fresh batteries without removing the laser from your gun.
Installation is straightforward if you're familiar with field-stripping. Remove the slide, take out the factory recoil spring and guide rod, then insert the LaserMax assembly in the same way. The custom takedown lever replaces the original one, and the battery end caps down into the barrel lug. Full installation typically takes a few minutes. The included manual and installation videos walk through the process step-by-step.
The 5mW red laser is primarily effective in low-light and indoor environments where it creates a bright, visible aiming point. In broad daylight or at distance, the dot becomes much harder to see due to ambient light washing it out. For daytime or outdoor shooting in full sun, you'll want to rely on your iron sights as your primary aiming reference.
No. Because the laser sits entirely inside the slide, it doesn't change the external profile of your Glock. Your existing holster, tactical lights, and preferred grip panels will continue to work exactly as they did before. This is a major advantage over external laser systems that often require dedicated holsters.
The laser comes permanently factory-aligned for center-of-mass accuracy at 20 yards and will never drift out of alignment. Because of the internal guide rod design positioning the laser so close to the bore, you won't need to re-zero it after battery changes or removal. It stays true to its original alignment throughout the life of the unit.
| UPC | 798816542363 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | LMS-1161-G4 |
| Dot Size | 0.63" at 20 Yards |
| Mount Type | Guide Rod Assembly |
| Power | 5mW |
| Shipping Weight | 0.2813 |
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