Pistol Laser Sights for Guns Glock, Beretta, S&W, Sig Sauer, 1911, H&K, Ruger, Taurus, Walther, Browning, Springfield, Revolvers
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Your price:  $329.00


Internal Laser Sight

For: GLOCK 20 & 21



For: GLOCK 20, GLOCK 21

Battery Model: LMS-3x393 (readily avail able silver oxide batteries commonly used in watches)

Accuracy (20 Yards): ±2" POA

Laser Operating Temperature: 15°-120° F

Wavelength: 635nm (red-orange)

Power Output: 5mW (brightest available - blinks for highest visibility)

Spot size: at 7 yds 5/16”, spot size at 25 yds 3/4”.

If any firearm has been ported, fluted or compensated either by the original manufacturer or by a gunsmith, LaserMax will NOT guarantee alignment. Custom alignment quotes for firearms may be obtained by calling LaserMax.

Please Note:: 1. Expect to change your batteries once a year with typical usage.

2. Battery operating temperature is 15°F-120°F

Quick Start Guide:

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Installation Guide:


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  • Totally internal – cannot be knocked out of alignment

  • No permanent modification to gun – remove it anytime

  • No need to change holster or give up your rail flashlight

  • Compatible with your favorite grips and aftermarket accessories

  • Drops into place, replaces original recoil spring guide

  • Ambidextrous switch in custom take-down lever

  • Deliberate on/off activation – no squeezing the grip, no shaking

  • Pulsating beam for increased visibility

  • Factory aligned (1911 models are also user adjustable for fine tuning)

  • Quality assurance includes live test firing

  • Made in U.S.A.

  • Three-year warranty (excludes expendable parts).

Laser Sight Pro of Cyber Marketing
265 North Main t, Suite D215
Kaysville, UT  84037
Phone: 801-660-4559

For questions about your order call 801.660.4559.

For questions about fitting a laser to your gun
or other product questions, please use our contact form.

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