Sharps Bros. Full Top Rail M-LOK Handguard Review

First Impressions of Sharps Bros. Full Top Rail M-LOK Handguard

The Sharps Bros. Full Top Rail M-LOK Handguard promises to be a significant upgrade for any AR-15 platform rifle. Sharps Bros. is known for their aggressive designs and high-quality components, and this handguard appeared to be no exception. I was immediately drawn to the full-length top rail and ample M-LOK slots, envisioning a vastly improved mounting platform for my accessories.

I needed a handguard that offered a rock-solid mounting solution for my night vision optic and IR laser, while still being comfortable to grip during extended range sessions. I had been using a basic, polymer handguard that lacked the rigidity I needed and didn’t offer enough real estate for mounting my gear. The Sharps Bros. Full Top Rail M-LOK Handguard seemed to solve both of these problems.

Upon unboxing, I was immediately impressed with the fit and finish. The anodized black coating was flawless, and the handguard felt incredibly solid in my hands. The 6061-T6 aluminum construction inspires confidence, and the included steel barrel nut adds to the overall sense of quality.

I considered a few other options, including handguards from Midwest Industries and Aero Precision. Ultimately, I chose the Sharps Bros. Full Top Rail M-LOK Handguard because of its unique anti-rotation tab design and the aggressive aesthetics that Sharps Bros. is known for. The anti-rotation tabs that interface with the flats on the sides of the picatinny rail instead of the sides of the receiver body were a huge selling point for use with my 360 Precision billet upper.

My first impression was definitely excitement. This handguard appeared to be exactly what I was looking for to enhance my AR-15’s capabilities and aesthetics. I was eager to get it installed and put it through its paces.


Real-World Testing: Putting Sharps Bros. Full Top Rail M-LOK Handguard to the Test

First Use Experience

I first tested the Sharps Bros. Full Top Rail M-LOK Handguard at my local outdoor shooting range. The weather was slightly overcast, and the temperature was around 65 degrees Fahrenheit, perfect for a comfortable range day. My primary focus was to zero my rifle with the new handguard and assess how well it held zero with my mounted accessories.

The handguard performed admirably. The full-length top rail provided a stable platform for my optic, and the M-LOK slots allowed me to securely attach my bipod and foregrip. I found the handguard surprisingly comfortable to grip, even after firing several magazines.

The only minor issue I encountered was that the handguard got a little warm after extended firing. However, this is to be expected with any aluminum handguard and was easily managed with a pair of gloves. There were no other issues to note.

Extended Use & Reliability

After several months of regular use, the Sharps Bros. Full Top Rail M-LOK Handguard has proven to be incredibly durable and reliable. I’ve used it in various conditions, including hot, dusty environments and cold, wet weather, and it has performed flawlessly. The Cerakote finish has held up well, with only minor signs of wear and tear.

Maintaining the handguard is simple. I typically wipe it down with a CLP-soaked cloth after each range session. I’ve had no issues with corrosion or rust.

Compared to my previous polymer handguard, the Sharps Bros. Full Top Rail M-LOK Handguard is a massive upgrade. It provides a much more stable mounting platform, is significantly more durable, and enhances the overall look and feel of my rifle. It has far exceeded my expectations.

Breaking Down the Features of Sharps Bros. Full Top Rail M-LOK Handguard

Specifications

The Sharps Bros. Full Top Rail M-LOK Handguard is constructed from 6061-T6 aluminum and features a durable anodized black finish per mil-spec MIL-A-8625F, TYPE III, CLASS 2. The included barrel nut is made from 4140 PH steel. These materials ensure both strength and corrosion resistance.

The handguard boasts a full-length top Picatinny rail, providing ample space for mounting optics, lasers, and other accessories. Seven additional sides feature M-LOK slots, offering even more customization options. This extensive rail space makes it incredibly versatile.

The anti-rotation tabs ensure a secure fit, preventing the handguard from twisting or shifting under recoil. The Sharps Bros. Full Top Rail M-LOK Handguard is compatible with AR-15 platforms and is designed for rifle-length gas systems. This compatibility makes it a great upgrade for existing builds.

Specifications at a glance:

  • Manufacturer: Sharps Bros.
  • Color: Black
  • Finish: Anodized
  • Fabric/Material: 6061-T6 Aluminum
  • Gun Make: AR Platform
  • Gun Model: AR-15
  • Gun Type: Rifle
  • Handguard Type: Free-Float
  • Handguard Style: Quad Rail
  • Gun Rail: M-LOK, Full Top Rail
  • Gas System Length: Rifle Length
  • Height: 2 in
  • Mount Type: M-LOK

These specifications translate into a robust and versatile handguard that can withstand the rigors of demanding use.

Performance & Functionality

The Sharps Bros. Full Top Rail M-LOK Handguard excels in both performance and functionality. The full-length top rail provides a stable and repeatable platform for optics, ensuring consistent zero. The M-LOK slots allow for secure attachment of accessories, such as lights, lasers, and grips.

One of the strengths of this handguard is its rigidity. It doesn’t flex or wobble, even when subjected to heavy use. The anti-rotation tabs contribute to this stability, preventing the handguard from shifting under recoil.

The handguard’s only real weakness is heat management. After extended firing, it can get quite warm. This can be mitigated with gloves or rail covers. Overall, this handguard performs as advertised and meets my expectations for a high-quality AR-15 accessory.

Design & Ergonomics

The Sharps Bros. Full Top Rail M-LOK Handguard features an aggressive and visually appealing design. The machining is precise, and the finish is flawless. The handguard feels solid and well-built in hand.

The handguard is relatively lightweight, considering its size and construction. The M-LOK slots are evenly spaced and provide a comfortable gripping surface. There is no sharp edges or uncomfortable areas.

The installation process is straightforward, although it does require a few specialized tools, such as a castle nut wrench and a torque wrench. Overall, the Sharps Bros. Full Top Rail M-LOK Handguard is well-designed and ergonomic. It enhances both the look and feel of my rifle.

Durability & Maintenance

The 6061-T6 aluminum construction and anodized finish ensure that the Sharps Bros. Full Top Rail M-LOK Handguard is incredibly durable. It is resistant to corrosion, scratches, and other forms of wear and tear. I expect it to last for many years with proper care.

Maintaining the handguard is simple. A quick wipe-down with a CLP-soaked cloth after each use is all that’s required. There are no small parts or complex mechanisms that require special attention.

Accessories and Customization Options

The Sharps Bros. Full Top Rail M-LOK Handguard ships with a barrel nut and all necessary hardware for installation. The handguard is compatible with a wide range of M-LOK accessories, including lights, lasers, grips, and bipods.

I have successfully mounted a variety of accessories to this handguard, including a Streamlight ProTac Rail Mount 2, a Magpul AFG, and an Atlas bipod. The full-length top rail is also compatible with various optics, including red dots, scopes, and holographic sights.

One of the great things about the M-LOK system is its versatility. It allows for nearly endless customization options. The Sharps Bros. Full Top Rail M-LOK Handguard provides a solid foundation for building a highly customized AR-15 rifle.

Pros and Cons of Sharps Bros. Full Top Rail M-LOK Handguard

Pros

  • Incredibly durable 6061-T6 aluminum construction.
  • Full-length top rail provides ample space for optics and accessories.
  • M-LOK slots on seven sides offer versatile mounting options.
  • Anti-rotation tabs ensure a secure and stable fit.
  • Aggressive design enhances the overall look of the rifle.

Cons

  • Can get warm after extended firing.
  • Requires specialized tools for installation.


Who Should Buy Sharps Bros. Full Top Rail M-LOK Handguard?

The Sharps Bros. Full Top Rail M-LOK Handguard is perfect for AR-15 owners who are looking for a durable, versatile, and aesthetically pleasing upgrade. It’s ideal for tactical shooters, competitive shooters, and anyone who wants to enhance the functionality and appearance of their rifle. If you plan to attach multiple accessories or need a rock-solid mounting platform for your optic, this handguard is an excellent choice.

Someone who prioritizes extreme lightweight over all else might want to skip this product, as there are lighter handguard options available. Also, those who are uncomfortable with basic AR-15 disassembly and installation may want to seek professional installation.

A must-have accessory for this handguard is a set of M-LOK rail covers to improve grip and mitigate heat transfer during extended firing sessions. A high-quality torque wrench is also essential for proper installation.

Conclusion on Sharps Bros. Full Top Rail M-LOK Handguard

The Sharps Bros. Full Top Rail M-LOK Handguard is a top-tier AR-15 accessory that delivers on its promises. It’s durable, versatile, and aesthetically pleasing. The full-length top rail and ample M-LOK slots provide endless customization options.

At $151.95, the price is justified by the quality of materials, construction, and features. It represents a solid value for the money.

I would wholeheartedly recommend the Sharps Bros. Full Top Rail M-LOK Handguard to anyone looking to upgrade their AR-15. If you want to improve the functionality and appearance of your rifle, look no further. Upgrade your AR-15 today!

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