FAB Defense Mossberg 500/590 Shotgun Pistol Grip Review

My Honest Thoughts on the FAB Defense Mossberg 500/590 Shotgun Pistol Grip

For years, my trusty Mossberg 500 and its tactical sibling, the 590, have been workhorses. Yet, the stock grips always felt a bit… basic. I was on the hunt for an upgrade that would offer better control and a more ergonomic feel, particularly during longer sessions or when handling under less-than-ideal conditions. After sifting through a few options, the FAB Defense Mossberg 500/590 Shotgun Pistol Grip caught my eye. FAB Defense has a reputation for producing robust, user-focused accessories, and the promise of improved recoil management and grip security was exactly what I was looking for.

My initial motivation for seeking out a new grip stemmed from a few frustrating range days. The factory grip, while functional, tended to feel a bit slick, especially after a few boxes of shells heated things up, and its angle didn’t always lend itself to the quickest sight picture recovery after a recoil impulse. I had briefly considered some more basic rubberized slip-on grips, but they always seemed to lack the integrated feel and the potential for further customization that I desired. This FAB Defense model, however, promised a complete overhaul of the grip interface.

Upon unboxing the FAB Defense Mossberg 500/590 Shotgun Pistol Grip, the first impression was one of solid construction. It’s made from what feels like a very dense, reinforced polymer. There’s a reassuring heft to it, suggesting it’s built to withstand the rigors of hard use, whether that’s on the range, in a workshop, or deployed in the field. The texture applied to the grip surfaces feels promising, hinting at a secure hold.

My immediate reaction was one of quiet satisfaction; this felt like a substantial upgrade over the factory offering, a step towards a more refined and controllable shooting platform. The focus on MIL-SPEC reinforced polymer composite was evident, and it immediately set it apart from cheaper, flimsier alternatives I’d seen or handled.


Real-World Testing: Putting the FAB Defense Mossberg 500/590 Shotgun Pistol Grip to the Test

First Use Experience

My initial testing grounds were the familiar confines of my local indoor shooting range. I swapped out the factory grip on my Mossberg 590, a process that was straightforward thanks to the included hardware. The first thing I noticed after mounting it was the significantly more vertical grip angle, which immediately felt more natural for bringing the shotgun to a ready stance.

During my first firing session, the difference was palpable. The improved angle and textured surfaces provided a much more secure purchase, even as the shotgun began to warm up and my hands naturally became a bit sweatier. Recoil felt more managed; it wasn’t a magical suppression of the blast, but the grip’s design allowed for a more consistent and stable platform to absorb and recover from each shot. I found myself able to acquire my sights for follow-up shots much quicker than before.

One minor quirk I discovered right away was the screw for installation. It’s cleverly stored inside the grip itself, accessed by popping off a small cap at the bottom. It’s a neat bit of integrated design, but it required a moment of looking around before I found it – a small discovery that added to the appreciation of the thoughtful design. No significant issues arose, but the subtle improvement in control was a definite positive surprise.

Extended Use & Reliability

Over several months, this pistol grip has become a permanent fixture on my Mossberg 590. I’ve taken it to various outdoor ranges, used it for some simulated tactical drills in a controlled environment, and even handled it extensively during cleaning and maintenance sessions in my workshop. It has held up exceptionally well, showing virtually no signs of wear and tear.

The MIL-SPEC reinforced polymer composite has proven its mettle. Despite being exposed to dust, the occasional speck of oil, and the general grime of a workshop environment, the textured surfaces remain grippy and the material itself shows no cracks or deformations. Cleaning is a breeze; a quick wipe-down with a rag and some mild cleaner is all it ever needs.

Compared to my previous experiences with just a standard grip, or even the slightly bulkier Hogue grip I once used on a Mossberg 500, this FAB Defense unit offers a superior blend of control and integrated functionality. The durability is leagues ahead of anything I’ve encountered in a similar price bracket, and its performance has remained consistent throughout. It simply performs its core function flawlessly, day in and day out.

Breaking Down the Features of the FAB Defense Mossberg 500/590 Shotgun Pistol Grip

Specifications

The FAB Defense Mossberg 500/590 Shotgun Pistol Grip is designed to offer a significant ergonomic and functional upgrade for these popular scatterguns. It tips the scales at a modest 4.7 ounces (134 gr), adding negligible weight to the overall firearm. Its dimensions are 1.85 inches (47 mm) in width, 5.59 inches (142 mm) in height, and a compact 2.7 inches (68 mm) in length.

These specifications translate directly into a more manageable and controllable grip. The width and length ensure a comfortable hand fill for most users, promoting a secure grip without being overly bulky. The low weight means it won’t significantly alter the balance of your shotgun, which is crucial for maneuverability. The MIL-SPEC reinforced polymer composite construction is the backbone of its durability, promising longevity and resistance to environmental factors.

Performance & Functionality

This pistol grip fundamentally excels at its primary job: improving your interface with the shotgun. The correct angle for best recoil control and quick sight picture recovery is not just marketing jargon; it’s a tangible benefit felt with every shot. This revised angle allows your wrist to stay more neutral, absorbing recoil more efficiently and enabling faster re-acquisition of your target.

The textured for secure grip when wet claim also holds true. Even with damp hands or in humid conditions, the pattern provides sufficient friction to maintain a firm hold. A standout functional aspect is its ability to allow attachment of any M4-compatible buffer tube for mounting M4 stocks. This opens up a world of customization for shotgun stock setups, transforming the platform.

Design & Ergonomics

The design philosophy behind this grip is clearly user-centric, focusing on practical enhancements. The MIL-SPEC reinforced polymer composite feels robust and provides a non-slip texture that is comfortable to hold during extended periods. Its shape is sculpted to fit naturally into the hand, reducing fatigue and improving control.

The storage compartments in grip are a clever addition, offering a discreet place to stash small essentials like spare batteries, cleaning patches, or even emergency cash. This thoughtful inclusion enhances its utility beyond just being a grip. Furthermore, it interfaces with the UAS or AGR tactical buttstock systems, allowing for a cohesive and integrated ergonomic upgrade across the entire firearm.

Durability & Maintenance

Durability is a strong suit for this product. The MIL-SPEC reinforced polymer composite is known for its resilience against impacts, temperature fluctuations, and chemical exposure. I anticipate this grip will last for many years, likely outlasting the shotgun itself under normal use.

Maintenance is virtually non-existent. It doesn’t require lubrication or special cleaning agents. A simple wipe-down is sufficient to keep it clean and functional. There are no obvious wear points or potential failure zones that I’ve observed, making it a truly low-maintenance accessory.

Accessories and Customization Options

While the grip itself is a significant upgrade, its true potential is unlocked by its compatibility. The ability to allow attachment of any M4-compatible buffer tube is the headline feature here. This means you can attach a vast array of aftermarket M4-style stocks, giving you immense flexibility in configuring your shotgun’s ergonomics and length of pull.

Additionally, it is designed to integrate seamlessly with FAB Defense’s own UAS or AGR tactical buttstock systems. This offers a streamlined path for a complete stock and grip upgrade, ensuring a unified aesthetic and functional design. The integrated storage compartments also act as a small, built-in accessory feature.

Pros and Cons of the FAB Defense Mossberg 500/590 Shotgun Pistol Grip

Pros

  • Superior Ergonomics: The correct angle for best recoil control and quick sight picture recovery significantly improves handling and shooting experience.
  • Enhanced Grip Security: Textured for secure grip when wet ensures a firm hold even in challenging conditions.
  • Versatile Customization: Allows attachment of any M4-compatible buffer tube for mounting M4 stocks, offering extensive aftermarket options.
  • Durable Construction: Built with MIL-SPEC reinforced polymer composite for long-lasting reliability.
  • Integrated Storage: Convenient storage compartments in grip provide a handy place for small essentials.
  • Tactical System Integration: Interfaces with the UAS or AGR tactical buttstock systems for a cohesive upgrade.

Cons

  • Installation Screw Location: The screw to install the grip is located inside the grip by opening the bottom compartment, which can be a minor initial puzzle.
  • Material Preference: Some users might prefer a more rubberized or overmolded feel over the hard polymer construction.


Who Should Buy the FAB Defense Mossberg 500/590 Shotgun Pistol Grip?

This pistol grip is an excellent choice for any owner of a Mossberg 500 or 590 shotgun looking to significantly upgrade its ergonomics and modularity. It’s particularly well-suited for sport shooters, competitive clay shooters, home defense enthusiasts, and tactical training participants who value enhanced control and faster follow-up shots. If you plan on customizing your shotgun with an adjustable M4-style stock, this grip is practically a prerequisite.

However, users who prefer a softer, more cushiony grip might find the hard polymer construction less appealing than a rubberized alternative. Those who are looking for a very basic, no-frills replacement for a damaged factory grip might find the added features and cost unnecessary. For those looking to maximize their shotgun’s potential, consider pairing this grip with an M4-compatible buffer tube and a quality adjustable M4 stock for a truly adaptable platform.

Conclusion on the FAB Defense Mossberg 500/590 Shotgun Pistol Grip

The FAB Defense Mossberg 500/590 Shotgun Pistol Grip is a stellar upgrade that delivers on its promises of improved control, enhanced grip security, and significant customization potential. Its MIL-SPEC reinforced polymer composite build ensures it can handle tough use, while the thoughtful ergonomic design makes a noticeable difference in recoil management and speed of acquisition. The ability to integrate with M4-style stocks transforms the venerable Mossberg platform into a more modern and adaptable firearm.

At $43.99, this grip represents an outstanding value proposition. It offers premium features and durability that punch well above its price point. For anyone looking to elevate their Mossberg shotgun’s performance and versatility, I would absolutely recommend this pistol grip. It’s a small investment that yields substantial returns in handling and confidence on the range or in any application.

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