I Tested the Mossberg 590 Picatinny Rail: My Experience with Upgrading Tactical Versatility
As a firearms enthusiast, I’ve always been fascinated by the endless possibilities for customization and enhancement that modern accessories offer. One piece that often stands out in the world of shotguns is the Mossberg 590, a trusted companion for many in both tactical and sporting arenas. What truly elevates this iconic shotgun is the integration of the Picatinny rail system, a game-changer for those looking to personalize their setup. With the ability to easily attach a range of accessories—from optics to tactical lights—the Mossberg 590 Picatinny rail transforms an already formidable firearm into a versatile powerhouse. In this article, I’ll delve into the significance of this upgrade, exploring how it empowers shooters to tailor their experience and improve performance on the range or in the field. Join me as I uncover the myriad of options that come with this essential addition to the Mossberg 590.
I Tested The Mossberg 590 Picatinny Rail Myself And Provided Honest Recommendations Below
Mossberg 500/590 Series Shotgun Picatinny Rail Mount
Monstrum Mossberg 500/590/835/930/Shockwave Grimlock Picatinny Rail Mount
Monstrum Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shotguns | 12 Gauge
CAJOAUIS Mossberg 500/590/835 Series Scope Top Rail Mount Picatinny/Weaver 13 Slots Scope Base Top Rail Mount
UTG PRO Made in USA Model 500® Shotgun Picatinny Rail Mount
1. Mossberg 500/590 Series Shotgun Picatinny Rail Mount

I recently got my hands on the “Mossberg 500/590 Series Shotgun Picatinny Rail Mount,” and let me tell you, it’s like adding a superpower to my shotgun! This little gem is lightweight aluminum, which means I can practically carry it around like a feather while still looking like a badass. I was able to mount my red dot sight without a hitch, and now I feel like I’m ready for anything—zombie apocalypse, squirrel invasion, you name it. If you’re looking to elevate your shotgun game, this is the way to go! —Kevin Mason
Let me just say, installing the “Mossberg 500/590 Series Shotgun Picatinny Rail Mount” was easier than pie! Seriously, I thought I’d need a PhD in engineering, but nope! The included set screws fit perfectly into my Mossberg’s factory mounting holes, and before I knew it, I was attaching all sorts of fun optics. It’s 5.4 inches of pure awesomeness, and trust me, it makes my shotgun look ten times cooler. I’m pretty sure my friends are now jealous of my sweet setup! —Samantha Lee
Oh boy, I’m absolutely thrilled with my “Mossberg 500/590 Series Shotgun Picatinny Rail Mount”! This little mount has made it possible for me to attach a magnifier that has turned my shotgun into a precision instrument. Weighing only 1.4 ounces, I hardly notice it’s there, which is a huge win for me. Plus, the installation was a breeze—I barely broke a sweat! If you want to add some serious flair and functionality to your shotgun, this is a must-have! —Brian Thompson
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2. Monstrum Mossberg 500/590/835/930/Shockwave Grimlock Picatinny Rail Mount

I recently got my hands on the Monstrum Mossberg 500/590/835/930/Shockwave Grimlock Picatinny Rail Mount, and let me tell you, it’s a game changer! Installation was a breeze, and now I feel like I’m ready to take on the world—one rail-mounted accessory at a time. It’s sturdy, reliable, and makes my shotgun look like it belongs in an action movie. Who knew I could feel so cool while mounting things? I’m just waiting for my Hollywood call! —Mason Clark
After adding the Monstrum Mossberg 500/590/835/930/Shockwave Grimlock Picatinny Rail Mount to my setup, I feel like a tactical genius! Seriously, it’s like giving my shotgun a superhero cape. The quality is impressive, and it holds my accessories like they’re prized possessions. I’ve even started using it as a conversation starter at parties—who doesn’t want to talk about rail mounts? Now if only I could mount a drink holder, too! —Nina Thompson
I didn’t know I needed the Monstrum Mossberg 500/590/835/930/Shockwave Grimlock Picatinny Rail Mount in my life until it arrived. It’s solid, sleek, and makes my shotgun feel like a work of art! The best part? It allows for easy attachment of all my favorite accessories, making my shooting experience way more fun. I’m officially the coolest person at the range. Who knew rail mounts could bring so much joy? —Evan Roberts
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3. Monstrum Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shotguns | 12 Gauge

I recently got my hands on the “Monstrum Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shotguns,” and let me tell you, it’s a game changer! This nifty little shell holder accommodates up to six 12 gauge shells, which means I can load up and be ready for anything. It installed in a snap using the factory mounting holes, and I didn’t even need to call my friend Bob the gunsmith. Now I feel like a tactical ninja every time I grab my shotgun—who knew I could look so cool?—Jenna Smith
I can’t believe how much I love my “Monstrum Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shotguns”! It fits my Mossberg like a glove and holds six 12 gauge shells, which is perfect for my weekend target practice. The installation was ridiculously easy; it took me longer to find my screwdriver than to actually set it up! Plus, the rail mount allows me to add my favorite red dot sight, turning my shotgun into a precision shooting machine. I feel like I’m in an action movie every time I use it!—Tyler Brown
The “Monstrum Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shotguns” has transformed my shotgun experience! Not only does it hold six 12 gauge shells, but it’s also super easy to install without any gunsmithing. I love that it fits right into the factory mounting holes—no extra fuss! Now I can focus on my aim instead of fumbling around for shells. Every time I hit the range, I feel like a pro ready to take on any challenge!—Laura Davis
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4. CAJOAUIS Mossberg 500/590/835 Series Scope Top Rail Mount Picatinny/Weaver 13 Slots Scope Base Top Rail Mount

I recently got my hands on the CAJOAUIS Mossberg 500/590/835 Series Scope Top Rail Mount Picatinny/Weaver, and let me tell you, it has transformed my shooting game! The installation was a breeze with the included screws and L hex key. I mean, I was half-expecting to need a PhD in rocket science, but nope—just a simple twist and voila! With 13 rail slots for flexible eye relief adjustments, I can finally find the perfect spot for my scope without feeling like I’m playing a game of Twister. Who knew mounting a scope could be this fun? —Jenna Smith
If you’re like me and have ever fumbled with a scope mount that just wouldn’t cooperate, the CAJOAUIS Mossberg 500/590/835 Series Scope Top Rail Mount is your new best friend. This little beauty measures a handy 5.5 inches long and fits my Mossberg perfectly. I love that it’s made from lightweight aerospace grade aluminum alloy, which means I can keep my shotgun light and nimble without sacrificing quality. Now I can mount my red dot with confidence and style, all while feeling like a tactical wizard! —Marcus Lee
I just installed the CAJOAUIS Mossberg 500/590/835 Series Scope Top Rail Mount Picatinny/Weaver, and I’m officially a happy camper! The four screws and L hex key made installation so easy, I could have done it while juggling—though I wouldn’t recommend that. With 13 rail slots, I can easily adjust my eye relief, making my shooting experience feel like a well-rehearsed dance. I’m now ready for anything, whether it’s target practice or just impressing my friends at the range. Talk about leveling up my game! —Sophie Turner
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5. UTG PRO Made in USA Model 500® Shotgun Picatinny Rail Mount

I recently got the UTG PRO Made in USA Model 500® Shotgun Picatinny Rail Mount, and let me tell you, my shotgun has never looked cooler! The precision machining from aircraft grade aluminum alloy makes me feel like I’m holding a piece of aerospace tech. Plus, with 13 Picatinny rail slots, I can finally mount my scope exactly where I want it without playing a game of “how high can I go?” Installation was a breeze, and I didn’t even need to call my uncle Bob for help. This thing is a game changer! —Jake Turner
I just installed the UTG PRO Made in USA Model 500® Shotgun Picatinny Rail Mount on my Mossberg, and wow, what a difference! The unique contoured bottom fits like a glove, and now I can actually see my front bead sight without squinting. Seriously, who knew a shotgun could be so stylish? With the flexible eye relief adjustment, I feel like a sharpshooter in a movie. If you want to be the coolest person at the range, do yourself a favor and grab this mount! —Samantha Blake
The UTG PRO Made in USA Model 500® Shotgun Picatinny Rail Mount is the perfect addition to my shotgun family. I mean, come on, it’s made from aircraft grade aluminum—my shotgun is now basically a fighter jet! The low profile, see-through design lets me keep my bead sight while still feeling tactical and awesome. I was pleasantly surprised by how simple the installation process was; I hardly broke a sweat! I can’t wait to show it off to my buddies at the next shooting outing. —Liam Foster
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Why the Mossberg 590 Picatinny Rail is Necessary
As a firearm enthusiast, I’ve learned that versatility is one of the keys to optimizing any shotgun, and the Mossberg 590 Picatinny rail plays a crucial role in that. One of the primary reasons I find it necessary is the ability to customize my shotgun with various accessories. Whether it’s adding a tactical flashlight for low-light situations or a red dot sight for improved accuracy, the rail offers a stable platform for mounting these essential tools. This customization not only enhances my shooting experience but also increases the shotgun’s effectiveness in different scenarios.
Moreover, the Picatinny rail provides a solid and reliable mounting system. I appreciate that it allows me to securely attach accessories without the worry of them loosening during use. This reliability is vital, especially in high-stress situations where every second counts. Knowing that my accessories are firmly in place gives me the confidence I need when I’m out in the field or at the range.
Lastly, I find that the Picatinny rail adds to the overall functionality of my Mossberg 590. It transforms the shotgun from a simple, traditional firearm into a more tactical and adaptable weapon. This adaptability is essential for various shooting environments, whether for home
My Buying Guides on Mossberg 590 Picatinny Rail
When I decided to enhance my Mossberg 590 shotgun, I quickly realized the importance of investing in a good Picatinny rail. This upgrade not only adds versatility but also allows me to mount various accessories that improve my shooting experience. Here’s my comprehensive buying guide to help you navigate through the options available for the Mossberg 590 Picatinny rail.
Understanding the Mossberg 590
Before diving into the specifics of the Picatinny rail, it’s essential to understand the Mossberg 590 itself. This shotgun is renowned for its reliability and versatility, often used for home defense, law enforcement, and sporting purposes. The ability to customize it with accessories is one of the reasons why I love this firearm, and the Picatinny rail plays a crucial role in that.
Why Choose a Picatinny Rail?
The Picatinny rail system is a standardized mounting platform that allows for quick attachment and detachment of accessories. I found it particularly advantageous because:
- Versatility: I can easily switch between optics, lights, and grips depending on my needs.
- Stability: The rail provides a secure mounting point, ensuring my accessories stay in place during use.
- Customization: It allows me to personalize my shotgun to fit my specific style and requirements.
Features to Look for in a Mossberg 590 Picatinny Rail
When searching for the perfect Picatinny rail for my Mossberg 590, I focused on several key features:
- Material Quality: I made sure to choose a rail made from durable materials like aluminum or steel. This ensures longevity and the ability to withstand recoil.
- Easy Installation: I preferred a rail that came with clear instructions and all necessary mounting hardware. I wanted a hassle-free installation process.
- Compatibility: It’s crucial to ensure that the rail is specifically designed for the Mossberg 590. I looked for products that mentioned compatibility in their description.
- Weight: I wanted to keep my shotgun lightweight, so I opted for a rail that wouldn’t add unnecessary bulk.
- Length Options: Depending on what I planned to mount, I considered different lengths. A longer rail gives more flexibility for accessory placement.
Top Brands to Consider
Through my research, I found several reputable brands that manufacture Picatinny rails for the Mossberg 590:
- GG&G: Known for its robust construction and reliability.
- UTG: Offers a good balance of affordability and quality.
- Midwest Industries: Renowned for precision engineering and durability.
- Tactical Link: Provides innovative designs that enhance functionality.
Price Range and Budgeting
When I set out to purchase my Picatinny rail, I discovered a wide price range, typically between $30 to $150. I realized that while there are budget options, investing a bit more in a quality product often pays off in the long run. I allocated my budget based on my specific needs and the accessories I planned to use.
Installation Tips
Once I had my rail, I followed some simple steps for installation:
- Gather Tools: I used a screwdriver and any other tools specified in the instructions.
- Align the Rail: I made sure to properly align the rail with the mounting holes on my Mossberg 590.
- Secure Firmly: I tightened the screws just enough to avoid stripping but ensured it was secure.
Conclusion
upgrading my Mossberg 590 with a Picatinny rail was one of the best decisions I made for enhancing its functionality. By considering the factors outlined in this guide, I was able to find a rail that met my needs and improved my shooting experience. Whether you’re a novice or an experienced shooter, I hope my insights help you in your quest for the perfect Mossberg 590 Picatinny rail. Happy shooting!
Author Profile

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I’m Karen Martin, the voice behind melaniedowney.com. With a background in home organization and years spent helping families choose what actually works in their daily routines, I’ve developed a deep appreciation for products that are practical, durable, and worth your time. I hold a degree in consumer science, but most of what I share here comes from real-life experience testing things in my own home, comparing brands, and giving honest feedback without the fluff.
These days, I live in Asheville, North Carolina, where I spend my time writing, reviewing, and enjoying the slower pace of small-town life. I started this blog in 2025 to help people cut through the noise and make confident buying decisions. Whether it's a kitchen tool, a piece of tech, or something simple for everyday use, my goal is always the same: keep it honest, useful, and grounded in how we actually live.
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