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If you've been running a Glock 20 or 21 and want a laser that doesn't clutter the gun or force you into a new holster setup, the LMS1151G is built exactly for that. This guide rod laser replaces your factory spring assembly to tuck a high-intensity green laser completely inside the gun.
Green lasers cut through ambient light better than red, which matters if you're training outdoors or dealing with daytime conditions. The pulsing beam gives you instant visual feedback on where your muzzle is pointed, and it works from dusk through dawn or indoors around the clock. You can program it for either pulsing or steady beam depending on your preference.
If you can field strip your Glock, you can install this. No special tools needed. The internal positioning means your laser dot stays positioned close to the bore axis, giving you rock-solid point-of-aim to point-of-impact accuracy. It comes factory-aligned at 20 yards and won't drift out of zero when you change batteries. The ambidextrous on/off switch sits in the takedown lever, so left or right-handed users can operate it naturally.
The construction uses aircraft-grade aluminum paired with Wolff springs, tested to withstand drop tests, sand, salt water, extreme temperatures, deep water submersion, and 20,000-plus rounds of live fire. It's rugged equipment designed for people who actually use their guns. The laser runs on common LMS-3×393 batteries (the kind used in watches), and you get roughly one hour of runtime per battery depending on use. The internal design doesn't interfere with tactical lights, custom grips, or your current holster, so this upgrade doesn't force you to rebuild your entire setup.
Yes. The internal design keeps the laser completely hidden inside the gun, so your holster won't know the difference. Your favorite carry holster, tactical lights, and grips all stay compatible without modification. The gun's external dimensions don't change.
Installation takes minutes and requires no gunsmithing. If you can field strip your Glock, you can swap the factory guide rod for the laser assembly. No special tools needed. There are step-by-step video tutorials available online to walk you through it.
Yes. The LMS1151G comes factory-aligned from the manufacturer at 20 yards and won't drift when you swap batteries. The internal mounting position near the bore axis ensures this consistency, so you don't have to re-zero every time the battery dies.
Green lasers are significantly more visible in daylight and ambient light than red. You'll see the dot more easily at distances and under challenging lighting, especially outdoors. Indoors or in low-light training scenarios, both are bright enough, but green wins in daylight situations.
| UPC | 798816542622 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | LMS1151G |
| Dot Size | 0.63" at 20 Yards |
| Mount Type | Guide Rod Assembly |
| Power | 5mW |
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