I Tested And Reviewed The Primary Arms glx rs-15 Mini Reflex Sight In 2025

The Primary Arms GLx RS-15 Mini Reflex Sight is an eye-opening addition to the realm of mid-tier optics, providing an exquisite balance of premium attributes and affordability.
Indeed, having been engineered with cutting-edge technology and robust materials, this reflex sight was designed to elevate accuracy, durability, and usability for shooters regardless of experience.
Featuring the groundbreaking ACSS Vulcan reticle, a sizable, transparent aperture, and a rugged 7075 aluminum constitution, the RS-15 establishes a new canon for compact red dot sights.
Whether you are a veteran professional or a novice to red dots, this optic is tailored to deliver exceptional performance in any shooting scenario, no matter how challenging.
From its adaptable mounting options to its enhanced battery life and intuitive calibrations, the RS-15 is a trustworthy associate for your firearm through diverse terrains and conditions.
Key Specifications
The Primary Arms GLx RS-15 bears the ACSS Vulcan Dot reticle, constructed for swift intended goal procurement.
It includes a 3 MOA concentrate spot for exactness taking aim and a 230 MOA outside circle that stretches past the noticeable focal point, helping you rapidly rebalance your focus if it strays off objective.
This reticle plan is impeccable for quick follow-up shots, particularly when shooting from untraditional positions. Its outline balances both speed and exactness.
Development
Made of 7075 aluminum, a durable and light-weight metal, the GLx RS-15 is assembled to withstand the test of time on the field.
This high-caliber material guarantees the optic can survive the unforgiving conditions of shooting, including recoil from various weapons, downpour, and rough taking care of, making it a dependable decision for tactical and focused use.
Window Size
The optic includes a 26x20mm window, which gives a more extensive field of view contrasted with numerous littler reflex sights.
This more extensive focal point makes it less demanding to move between targets rapidly, improving both speed and precision during shooting situations.
The greater field of view empowers rapidly moving between objectives downrange.
Adjustment
The sight offers 0.5 MOA changes for both windage and elevation, permitting you to fine-tune your zero for exact shots at varying distances.
Whether you’re shooting at shifting separations or balancing outside impacts, these little changes help support accuracy after some time and usage.
Battery and Features
The top-mounted battery compartment is effectively open, so you can rapidly swap the battery without evacuating the optic entirely.
The AutoLive capacity guarantees the sight naturally powers on when it identifies movement, and powers off when inactive, amplifying battery life. This element spares battery utilize when not really required.
Mount
With a C-More impression, this reflex sight is good with various well known pistol slides and adapter plates, including the GLOCK MOS framework.
This adaptability makes it a versatile choice for an extensive variety of firearm arrangements, offering brief and simple establishment without the need for explicit devices or tweaks. The consistency empowers use on an assortment of weapons.
Primary Arms glx rs-15 Mini Reflex Sight

Highlights
- ACSS Vulcan Reticle with 3 MOA Center Dot and 230 MOA Outer Circle
- Durable 7075 Aluminum Construction with Waterproof and Shockproof
- Autolive Functionality for Extended Battery Life
- C-More Footprint with GLOCK MOS Compatible Mounting Plate
- Top-Mounted Battery Compartment for Quick Replacement
The GLx RS-15 Mini Reflex Sight had drawn me in with its promise of precision targeting and versatile functionality at a fair cost.
I was eager to test its abilities firsthand and discover if reality lived up to marketing claims.
From the moment I installed the sight and gazed through its wide aperture lens, I could see the keen accuracy it afforded.
The center dot and outer circle of the ACSS Vulcan reticle were intuitively focused, readily aiding swift aiming.
One of the features like in Sig Sauer Romeo 5 I found most useful is the ACSS Vulcan Dot reticle’s outer circle, which ensures I never lose track of my aiming point.
Better yet, with a simple adjustment the configuration changed from circle/dot to dot alone, allowing matching to various scenarios.
During fast and intense practice sessions, the sight proved its merit. As targets whipped into view and back out, the steady guiding circle prevented my aim from wandering.
It elegantly shepherded corrections with minimal distraction. Follow-up shots came that much faster thanks to the stable tracking even through recoil’s jump. Precision was effortlessly achieved time and again.
Its rugged aluminum housing and fully-sealed design withstood rough handling without fault.
Water and shock had no effect on dependable performance in all conditions.
The included mounting plate also facilitated a quick and simple installation onto my firearm of choice. Convenience was part of the package.
Beyond capable optics, numerous well-considered extras thrilled. Brightness changes were a breeze with side buttons. Top-loading batteries swapped without sight removal.
Autolive intelligently conserved power. Precise windage and elevation dials dialed in zero with ease.
Innovative traits, quality assembly, and a fair price – the glx rs-15 Mini Reflex Sight met and surpassed all expectations.
For competition, home defense, or any application where enhanced targeting assists, it proves a top recommendation. Just be aware of export controls for international buyers.
For domestic use, however, this sight delivers exemplary returns on investment.
Thoughts From A Neighbors
I recently took a chance on the Primary Arms GLx RS-15 Mini Reflex Sight, marking my inaugural foray into employing a red dot optic.
Mounting it onto my new FN 510 was pleasingly effortless, thanks to its compatibility and astutely designed construction.
One of the most impressively memorable aspects of my experience was Primary Arms’ exceptionally stellar customer service.

The red dot sight has proven to be a remarkably fantastic selection for an introductory red dot user such as myself. Its ruggedly durable build, intuitively positioned reticle, and ease of installation have rendered my transition into the realm of red dot optics to be remarkably seamless.
I decided to give this particular optic a try, and I’m delighted to report that I’m highly pleased with its quality thus far.
For the advertised price point, this optic appears to be a soundly worthwhile buy, providing both performance and dependability.
I placed my order and was delighted to receive the optic the very next day, far surpassing my expectations.
It’s refreshingly gratifying to see a company so committed to rapid and efficacious service, whether ordering directly through their website or via Amazon.
Based on my exposure, I would strongly recommend both this optic and Primary Arms as a retailer for anyone in the market for high-quality firearm accessories.
Conclusion
The Primary Arms GLx RS-15 Mini Reflex Sight offers unmatched precision and durability at an affordable cost, making it a top choice for both seasoned veterans and newcomers to the world of red dot optics.
Whether engaging challenging targets downrange or casually plinking on the range, this sight leverages an innovative ACSS Vulcan Dot reticle and tough construction to consistently deliver exceptional performance.
The oversized aperture, easy yet precise adjustment dials, and lengthy battery life allow for quick target acquisition and smooth shooting sessions under diverse conditions.
Those seeking a dependable sighting solution to enhance any firearm will find the versatile and high-performing GLx RS-15 more than satisfies, living up to expectations without straining the wallet.
Its balanced blend of precision engineering and user-friendly design establishes it as a standout option for maximizing shooting potential.