Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart
Special offer available for this product. Click here to see!
Government Export Restriction Government Export Restriction
Questions & Answers
Hi, this will work with glock m41 gen 4 mos. are you able to ship to Finland?

This will work with a Gen4 Glock 41 MOS, but cannot be shipped to Finland.

by Brandon, Verified Owner, January 11, 2021
Will this fit a Glock G44 - 22LR ?

LaserMax does not make a Guide Rod Laser for the Glock 44 at this point in time.

by Brandon, Verified Owner, January 11, 2021
Customer Reviews
Helpful Positive Review
Great addition to Gen4 21 by Strick, September 16, 2017
This is super easy to install. The switch is a little hard to engage at first, but after a little break-in it gets better. I personally like that it takes a little effort to switch it on because it helps prevent it switching on in the holster and you...
Read More...
5/5 found this helpful
Helpful Positive Review
good stuff by jim, Verified Owner, September 12, 2016
easy install, lines up edge to edge with bore sight, I call that excellent. works well , good pulsate, only works when pistol is cocked. easy on, off. I don't see much chance of turning on accidentally. jim
1/2 found this helpful
Helpful Negative Review
It does what it is supposed to do but you can not see the green laser during daylight at any distance beyond 7 yards and even at that distance it is hard to see. I bought this as a training aid to improve my hit ratio when shooting steel at 15 yards....
Read More...
2/3 found this helpful
Most Recent Reviews
Chinese junk by Mac, Verified Owner, September 6, 2026
Don’t waste your money. It’s cheaply made and flimsy.
Most Recent Reviews
I purchased the laser sight for my stock gen 2 mod 20 10 mm Glock since it doesn't have accessory mounting features. I like the concept but reality was not good. The cap of this isn't held onto the laser tube other than friction fit of an oring. In...
Read More...
5/5 found this helpful
Most Recent Reviews
LaserMax Guide Rod For GLOCK-Green by SAR09, November 20, 2020
The laser works perfectly as described. We used the LaserMax YouTube video for the install and everything installed smoothly. Only downside was when I ordered it, I paid extra for shipping and made my purchase only to be emailed an hour later saying ...
Read More...
Read All 6 Reviews
In Stock
2 Models Available
Condition
All
Condition Details
All
Condition Quality
All
Search

Product Info for LaserMax Guide Rod Red Laser Sight for Glock 20/21/41

This LaserMax Guide Rod Red Laser Sight 1151 is a great companion to help you acquire targets quicker and more accurately. The LaserMax Guide Rod red Laser emits a brilliant aiming point that enables fast, accurate target acquisition while dramatically increasing the speed of follow-up shots. Field tested through over 20 years of combat experience by SWAT, Special Forces, federal agencies and other armed professionals, this legendary sight system upgrades the firearm factory spring guide and recoil spring assembly with a ruggedized laser assembly. Contained entirely within the firearm, the laser is the smallest and most robust laser sighting system available today. The LaserMax Red Guide Rod Laser For Glock does not restrict holster choice or effect grip ergonomics in any way.image

Specifications for LaserMax Guide Rod Red Laser Sight for Glock 20/21/41:

Manufacturer: LaserMax
Color: Black
Beam Color: Green
Finish: Matte
Wavelength: 520 nm
Maximum Range: 20 yds
Attachment Type: Guide Rod
Battery Type: LMS-3X393 Silver Oxide
Battery Life: 1 hours, 1 hours
Battery Quantity: 3
Weather Resistance: Yes
Water Resistance Level: Waterproof
Gun Make: Glock
Gun Model: Glock 41, Glock 21, Glock 20
Weight: 0.8 oz
Fabric/Material: Aircraft Grade Aluminum

Features of LaserMax Guide Rod Laser:

  • Easily user installed - only basic field stripping required
  • Guaranteed to be within spec with no adjustments needed
  • Pulses for higher visibility and fastest recognition
  • Proximity to bore ensures best accuracy
  • Proudly designed and manufactured in the U.S.A.

Package Contents:

  • LaserMax Guide Rod Red Laser Sight for Glock 20/21/41
  • defined by gun

LaserMax Guide Rod Red Laser Sight for Glock 20/21/41 Orderable Models

List of Orderable Models

  • USED, LaserMax Guide Rod Green Laser for Glock 20/21/41, Gen 4, Green LMS-G4-1151G , MPN: LMS-G4-1151G-EDEMO , Code: LX-LS-LWSD-G4-1151G-EDEMO-RE-C
  • LaserMax Guide Rod Green Laser for Glock 20/21/41, Gen 4, Green LMS-G4-1151G , MPN: LMS-G4-1151G , UPC: 798816542950 , Code: LX-LS-LWSD-G4-1151G

LaserMax Guide Rod Red Laser Sight for Glock 20/21/41 Unavailable & Discontinued Models

List of Unorderable Models

  • USED LaserMax Guide Rod Red Laser Sight for Glock 20/21/41 LMS-G4-1151, EDEMO2, Condition Parts Only/Salvage, Defective , MPN: LMS-G4-1151-EDEMO2 , Code: LX-LS-LWSD-G4-1151-EDEMO-DF-F
  • USED DEMO, LaserMax Guide Rod Green Laser for Glock 20/21/41, Gen 4, Green LMS-G4-1151G, EDEMO1, Used, Condition Fair , MPN: LMS-G4-1151G-DEMO-EDEMO1 , Code: LX-LS-LWSD-G4-1151G-DEMO-EDEMO1
  • LaserMax Guide Rod Red Laser Sight for Glock 20/21/41 LMS-G4-1151 , MPN: LMS-G4-1151 , UPC: 798816542936 , Code: LX-LS-LWSD-G4-1151
  • DEMO, LaserMax Guide Rod Green Laser for Glock 20/21/41, Gen 4, Green LMS-G4-1151G , MPN: LMS-G4-1151G-DEMO , Code: LX-LS-LWSD-G4-1151G-DEMO
Compare (0)
Last updated 2026-09-14 UTC.