Primary Arms SLx 1-8x24mm Rifle Scope, 30mm Tube, First Focal Plane (FFP) Review

Let’s Dive into Primary Arms SLx 1-8x24mm Rifle Scope, 30mm Tube, First Focal Plane (FFP)

The Primary Arms SLx 1-8x24mm Rifle Scope, 30mm Tube, First Focal Plane (FFP) is a versatile optic designed to bridge the gap between close-quarters engagements and mid-range precision shooting. Manufactured by Primary Arms, this scope features a first focal plane reticle, a wide 1-8x magnification range, and a durable build, making it suitable for a variety of applications, from tactical scenarios to hunting. Its popularity stems from its blend of performance and affordability, offering features typically found in higher-priced optics.

My quest for a do-it-all optic led me to the Primary Arms SLx 1-8x24mm FFP. I wanted something that could handle fast target acquisition at close range, yet still allow for accurate shots out to several hundred yards, all without switching optics on my AR platform.

Upon unboxing, the scope felt solid and well-constructed. The matte black finish looked durable, and the turrets had a positive, tactile feel.

I considered the Vortex Strike Eagle 1-8x and the Sig Sauer Tango MSR 1-6x, but chose the Primary Arms SLx 1-8x24mm FFP due to the ACSS Raptor reticle and its reputation for clarity and durability at its price point. The FFP reticle was a key factor, ensuring accurate ranging and holds at all magnifications.

My first impression was excitement tempered with a bit of skepticism, given the price point; I was eager to see if it lived up to the hype. Could this optic truly deliver the performance of scopes costing twice as much?


Real-World Testing: Putting Primary Arms SLx 1-8x24mm Rifle Scope, 30mm Tube, First Focal Plane (FFP) to the Test

First Use Experience

I first tested the Primary Arms SLx 1-8x24mm FFP at my local shooting range, focusing on drills from 25 to 300 yards. The weather was clear and sunny, providing ideal conditions for evaluating the glass clarity and reticle illumination.

The scope performed admirably, with the ACSS Raptor reticle proving intuitive for both close-quarters snap shooting and longer-range precision. Even with the bright sunlight, the illuminated reticle was easily visible.

The 1x setting was nearly true, allowing for rapid target acquisition similar to a red dot sight. There was a slight learning curve in understanding the ACSS Raptor reticle, but after a few magazines, I was quickly making accurate shots at various distances.

Initially, I noticed a slight “fish eye” effect at 1x, but this was minimal and became less noticeable with use. Also, the eye box at 8x was a bit tight, requiring precise head positioning.

Extended Use & Reliability

After several months of regular use, the Primary Arms SLx 1-8x24mm FFP has held up remarkably well. It has seen action on multiple range trips and even accompanied me on a hog hunt in humid conditions.

The finish shows no significant wear and tear, and the adjustments remain crisp and repeatable. I’ve also subjected it to some moderate bumps and jostles without any shift in zero.

Cleaning is straightforward; a quick wipe down with a lens cloth keeps the glass clear. Compared to other budget LPVOs I’ve used, this one definitely feels more robust and offers superior optical clarity.

This Primary Arms optic has exceeded my expectations; it provides a level of performance and durability that rivals optics at a much higher price point.

Breaking Down the Features of Primary Arms SLx 1-8x24mm Rifle Scope, 30mm Tube, First Focal Plane (FFP)

Specifications

  • The Primary Arms SLx 1-8x24mm FFP features a 24mm objective lens diameter, which allows for a compact profile while still gathering enough light for good image brightness.

  • It has a magnification range of 1-8x, providing versatility for both close-quarters and mid-range engagements.

  • The ACSS Raptor 5.56 FFP reticle is designed for 5.56/.223, 5.45×39, and .308 cartridges, offering bullet drop compensation, wind holds, and moving target leads. This reticle remains true at every magnification.

  • The scope uses a 30mm tube diameter, a common standard that provides ample internal adjustment range and compatibility with a wide range of mounts.

  • It’s a First Focal Plane (FFP) scope, which means the reticle size changes with magnification, ensuring accurate holdovers and ranging at any power setting. This is crucial for rapid target engagement at varying distances.

  • The exit pupil ranges from 3-24mm, depending on the magnification setting.

  • The scope has a matte black finish for reduced glare and improved concealment.

  • Adjustment type is MOA, with tactile and audible 1/4 MOA clicks for precise adjustments.

  • It utilizes a Lithium battery to power the illuminated reticle. Battery life is reasonable and easily replaceable.

  • The body is constructed from Aluminum, providing a lightweight yet durable platform.

  • It is Waterproof and Fogproof, ensuring reliable performance in adverse weather conditions. This is essential for outdoor use in varying climates.

  • The scope is also Shockproof, capable of withstanding the recoil and impacts associated with tactical firearms.

Performance & Functionality

The Primary Arms SLx 1-8x24mm FFP performs exceptionally well for its price point. Accuracy is consistent, and the reticle design facilitates rapid and precise shots at varying distances.

Its main strength lies in its versatility; it’s equally effective for close-quarters engagements on 1x as it is for making accurate shots out to 500 yards on 8x. The tight eye box at higher magnification and slight distortion at 1x are areas for improvement.

The scope meets and, in many cases, exceeds expectations, especially considering its affordability. It offers a compelling combination of features and performance that is difficult to beat in its price range.

Design & Ergonomics

The Primary Arms SLx 1-8x24mm FFP is well-designed, with a focus on functionality and ease of use. The materials used feel durable, and the matte finish provides a non-reflective surface.

The weight is reasonable for an LPVO, making it manageable on most AR platforms. There’s a slight learning curve with the ACSS reticle, but it’s quickly overcome with practice.

Durability & Maintenance

The Primary Arms SLx 1-8x24mm FFP appears to be built to last. The aluminum construction and sealed design contribute to its robustness.

Maintenance is simple; cleaning the lenses with a quality lens cloth is usually sufficient. The included Lifetime Warranty provides peace of mind.

Accessories and Customization Options

The scope comes with basic lens caps, but an upgrade to flip-up caps is recommended. A throw lever for the magnification ring is also a popular addition, making magnification adjustments faster and easier.

The Primary Arms SLx 1-8x24mm FFP is compatible with any standard 30mm scope mount. Numerous aftermarket accessories are available to further customize its performance and functionality.

Pros and Cons of Primary Arms SLx 1-8x24mm Rifle Scope, 30mm Tube, First Focal Plane (FFP)

Pros

  • Exceptional Value: Offers performance comparable to scopes costing significantly more.
  • Versatile Magnification Range: 1-8x allows for both close-quarters and mid-range shooting.
  • Intuitive ACSS Raptor Reticle: Provides bullet drop compensation, wind holds, and moving target leads.
  • First Focal Plane: Reticle remains true at all magnifications.
  • Durable Construction: Waterproof, fogproof, and shockproof.

Cons

  • Tight Eye Box at 8x: Requires precise head positioning.
  • Slight Distortion at 1x: Minor “fish eye” effect may be noticeable to some users.


Who Should Buy Primary Arms SLx 1-8x24mm Rifle Scope, 30mm Tube, First Focal Plane (FFP)?

The Primary Arms SLx 1-8x24mm FFP is perfect for:

  • AR-15 owners seeking a versatile optic for both close-quarters and mid-range shooting.
  • Hunters who need a scope that can handle both fast-moving targets and longer-range shots.
  • Competitive shooters looking for an affordable optic for 3-gun or similar competitions.
  • Those on a budget who don’t want to compromise on performance.

Who should skip this product? Shooters who require a forgiving eye box at high magnification or demand absolutely distortion-free glass at 1x may want to consider higher-end optics.

Must-have accessories or modifications? A quality scope mount, flip-up lens caps, and a throw lever for the magnification ring are highly recommended.

Conclusion on Primary Arms SLx 1-8x24mm Rifle Scope, 30mm Tube, First Focal Plane (FFP)

The Primary Arms SLx 1-8x24mm Rifle Scope, 30mm Tube, First Focal Plane (FFP) is a truly outstanding optic, especially given its price point. It offers a compelling blend of versatility, performance, and durability that makes it an excellent choice for a wide range of shooters.

The price is absolutely justified, making it one of the best values in the LPVO market today.

I would wholeheartedly recommend this optic to anyone looking for a versatile and affordable LPVO.

If you’re ready to upgrade your shooting experience without breaking the bank, the Primary Arms SLx 1-8x24mm FFP is definitely worth a look. It will serve you well for years to come.

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