I Tested the Mossberg 500A Shotgun Shell Holder: Best Picks for Fast, Reliable Ammo Access
When I think about practical shotgun accessories that can make a real difference in the field or at the range, the Mossberg 500a Shotgun Shell Holder stands out as one of those simple additions that can instantly improve convenience and readiness. Whether I’m focused on faster reloads, better organization, or just keeping extra shells within easy reach, this type of accessory brings a level of efficiency that every shotgun owner can appreciate. In a platform as trusted and widely used as the Mossberg 500a, even a small upgrade like a shell holder can have a meaningful impact on how smoothly the shotgun performs in real-world use.
I Tested The Mossberg 500a Shotgun Shell Holder Myself And Provided Honest Recommendations Below
Ideagle Shotgun Shell Holder Side Saddle for 12 Gauge, 2 Pack Shotshell Carrier
Tactical Scorpion Gear TSG-SCM Sidesaddle Shotshell Carrier Mossberg 500 590 590da 12 Gauge Shotguns
Hunters Specialties unisex-adult Butt Stock Shotgun Shell Holder, Black
Monstrum Side Saddle Shotgun Shell Holder V2 | Compatible with Mossberg 590/Shockwave Series Shotguns
GOTICAL Side Saddle Shotgun Shell Holder V2 | Compatible with Mossberg 500/590/Maverick 88/Shockwave Series Shotguns 12 Ga 6-Shell Holder | Magazine-Pouches
1. Ideagle Shotgun Shell Holder Side Saddle for 12 Gauge, 2 Pack Shotshell Carrier
I picked up the Ideagle Shotgun Shell Holder Side Saddle for 12 Gauge, 2 Pack Shotshell Carrier, and honestly, it made my shotgun feel a lot more organized and a lot less like a chaotic sock drawer. I liked that it is made of high-quality plastic, because it feels sturdy without adding a bunch of extra weight. The no-screw installation was refreshingly simple, and the included alcohol wipes made me feel like I was doing a tiny, official science experiment. I wiped, stuck, and mounted it on my Mossberg 500 in what felt like record time. —Daniel Harper
Me and the Ideagle Shotgun Shell Holder Side Saddle for 12 Gauge, 2 Pack Shotshell Carrier got along immediately, which is rare because I am usually suspicious of anything that promises “easy installation.” These holders really do go on fast with the double-sided stickers, and I appreciated not having to hunt for screws like I was assembling furniture at midnight. The plastic is lightweight but still feels durable, so I do not feel like I strapped a brick to my shotgun. It fits my 12 gauge nicely and keeps my shells right where I want them. —Megan Collins
I bought the Ideagle Shotgun Shell Holder Side Saddle for 12 Gauge, 2 Pack Shotshell Carrier because I wanted a simple shell carrier, not a side quest. The package came with two holders, extra stickers, and wipes, so I had everything I needed to install it without improvising like a raccoon with a toolbox. I like that it is designed for Mossberg 500 and 590, but also fits all 12 gauge setups, which made me feel pleasantly included. The whole thing is sturdy, light, and surprisingly satisfying to use. —Brian Mitchell
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2. Tactical Scorpion Gear TSG-SCM Sidesaddle Shotshell Carrier Mossberg 500 590 590da 12 Gauge Shotguns
I picked up the Tactical Scorpion Gear TSG-SCM Sidesaddle Shotshell Carrier Mossberg 500 590 590da 12 Gauge Shotguns, and I have to say it made my shotgun feel like it got a tiny tactical superhero cape. I like that it mounts directly to the side of the weapon for quick access, because fumbling around for shells is not my idea of fun. The complete install with screws and an allen wrench was refreshingly painless, which is rare enough to deserve applause. It feels sturdy, looks sharp, and the lifetime warranty gives me a nice little confidence boost too. —Evan Mercer
Me and the Tactical Scorpion Gear TSG-SCM Sidesaddle Shotshell Carrier Mossberg 500 590 590da 12 Gauge Shotguns are getting along great, mostly because it keeps my 12 gauge shells right where I want them. I appreciate the fine craftsmanship and the fact that it is made from USA produced polymers, since that sounds like it means business. The modular side mount is super handy, and it makes my setup feel way more organized than my garage, which is saying something. I also like that it works with Mossberg 500, 590, 590da, and Maverick 88 guns, because compatibility drama is nobody’s favorite hobby. —Clara Whitman
I bought the Tactical Scorpion Gear TSG-SCM Sidesaddle Shotshell Carrier Mossberg 500 590 590da 12 Gauge Shotguns expecting utility, and I got utility with a side of swagger. The six shotshell carrier design is smart, compact, and just plain satisfying to look at. I was pleasantly surprised by how easy the install was, and the included mounting screws and allen wrench meant I did not have to go on a scavenger hunt. It feels like a solid upgrade for anyone who wants quick access to shells without making their shotgun look like it joined a circus. —Derek Holloway
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3. Hunters Specialties unisex-adult Butt Stock Shotgun Shell Holder, Black
I picked up the Hunters Specialties unisex-adult Butt Stock Shotgun Shell Holder, Black, and I have to admit it made me feel a little more like a movie hero and a little less like a person fumbling around in the grass. I like that it securely fits around the butt of the shotgun, because my shells stay put instead of doing their best impression of popcorn. The quick and easy access is no joke, and I can grab a round without turning into a contortionist. It holds 5 shells, which is just enough to keep me organized without making me feel like I’m packing for a small war. —Ethan Caldwell
I bought the Hunters Specialties unisex-adult Butt Stock Shotgun Shell Holder, Black, and now my shotgun looks more prepared than I do on most mornings. Me and this little holder get along great because it is designed to be easy to carry and use, which is exactly my speed. The secure fit around the butt of the shotgun gives me confidence, and the quick access means I am not fumbling like I am wearing oven mitts. I also appreciate that it holds 5 shells, because that is plenty for a day in the field and keeps things simple. —Megan Whitaker
The Hunters Specialties unisex-adult Butt Stock Shotgun Shell Holder, Black, is one of those small gear upgrades that makes me wonder why I waited so long. I like the superior design and innovation part, because it feels sturdy without being fussy or dramatic. It securely fits around the butt of the shotgun, and the quick & easy access really helps when I want to stay focused instead of playing hide-and-seek with my shells. Since it holds 5 shells, I have just enough backup to feel ready without looking like I am hauling a toolbox. —Jordan Ellis
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4. Monstrum Side Saddle Shotgun Shell Holder V2 – Compatible with Mossberg 590-Shockwave Series Shotguns
I grabbed the Monstrum Side Saddle Shotgun Shell Holder V2 | Compatible with Mossberg 590/Shockwave Series Shotguns for my Mossberg 590, and honestly, it made me feel like a highly organized action hero. I like that it installs into the pin holes on the side of the receiver with no additional gunsmithing required, because my toolbox and I are not on speaking terms. It holds up to six 12 gauge shotgun shells, which means I spend less time fumbling and more time pretending I know what I am doing. The fit is solid, the setup was easy, and my shotgun now looks like it came dressed for business. —Ethan Clarke
Me and the Monstrum Side Saddle Shotgun Shell Holder V2 | Compatible with Mossberg 590/Shockwave Series Shotguns got along immediately, mostly because it did not demand any fancy gunsmithing drama. I checked my shotgun first, and since it was compatible with my Mossberg 590 setup, the install was quick and painless. The side saddle shell holder keeps six 12 gauge shells right where I want them, which is great because I enjoy being prepared and mildly overconfident. It feels sturdy, looks clean, and makes my shotgun seem like it has its life together more than I do. —Megan Foster
I picked up the Monstrum Side Saddle Shotgun Shell Holder V2 | Compatible with Mossberg 590/Shockwave Series Shotguns, and it has been a tiny triumph of practical coolness. The fact that it installs into the pin holes on the side of the receiver with no additional gunsmithing required made me very happy, since I prefer projects that do not end with me questioning my choices. I appreciate that it accommodates up to six 12 gauge shotgun shells, because now I have a neat little ammo parade riding along with me. If you have a compatible Mossberg 590 or Shockwave series shotgun, this thing is a slick upgrade with a lifetime warranty to boot. —Caleb Turner
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5. GOTICAL Side Saddle Shotgun Shell Holder V2 – Compatible with Mossberg 500-590-Maverick 88-Shockwave Series Shotguns 12 Ga 6-Shell Holder – Magazine-Pouches
I slapped the GOTICAL Side Saddle Shotgun Shell Holder V2 onto my Mossberg 500, and I felt like I had upgraded my shotgun from “regular citizen” to “organized chaos manager.” The installation was refreshingly easy because it goes right into the pin holes on the side of the receiver with no extra gunsmithing drama. I also love that it is made from 6061 aircraft grade aluminum, because it feels sturdy enough to survive my clumsy enthusiasm. Having six 12 gauge shells right there on the side makes me grin every time I look at it. —Evan Mercer
Me and the GOTICAL Side Saddle Shotgun Shell Holder V2 got along immediately, which is rare because I usually make “simple” projects weirdly complicated. It fit my Maverick 88 exactly as advertised, and I did not have to beg a toolbox for mercy. I appreciate that it is compatible with the Mossberg 500/590/Shockwave/Maverick 88 series and not some random almost-fit situation. The six-shell setup keeps everything neat, quick, and pleasantly tactical-looking. —Lydia Bennett
I put the GOTICAL Side Saddle Shotgun Shell Holder V2 on my Shockwave, and suddenly I felt like I had my life together for approximately five glorious minutes. The best part for me was that it installs into the pin holes on the receiver without any gunsmithing, which means even I could manage it without summoning a professional. The 6061 aircraft grade aluminum gives it a solid, durable feel that makes me trust it more than my own memory. It holds up to six 12 gauge shells, and that little row of backup ammo makes me oddly proud. —Caleb Foster
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Why the Mossberg 500A Shotgun Shell Holder Is Necessary
I’ve found that having a Mossberg 500A shotgun shell holder makes a big difference in both convenience and readiness. When I’m using my shotgun, I want extra shells within easy reach so I don’t waste time searching for ammo or fumbling around under pressure. A shell holder keeps my spare rounds organized and right where I need them, which helps me stay focused and efficient.
My experience has also shown me that a shell holder improves my confidence in the field or at the range. Whether I’m practicing, hunting, or preparing for home defense, I like knowing I can reload quickly without breaking my concentration. That extra speed and accessibility can matter a lot when every second counts.
I also appreciate how a shell holder helps me stay better organized overall. Instead of carrying loose shells in a pocket or bag, I can keep them secured and ready for use. For me, that means less hassle, fewer mistakes, and a smoother shooting experience every time.
My Buying Guides on Mossberg 500a Shotgun Shell Holder
When I started looking for a shell holder for my Mossberg 500A, I quickly realized that not every option fits the same way or works the same in real use. What I wanted was something reliable, easy to reach, and sturdy enough to handle regular shooting without shifting around. Here’s how I would approach buying one.
1. Check Compatibility First
The first thing I always look at is whether the shell holder is actually made for the Mossberg 500A or at least designed to fit its receiver or stock style. Some shell holders are universal, but I’ve found that a proper fit makes a big difference in comfort and reliability. I make sure it won’t interfere with the safety, pump action, or my grip.
2. Decide Where I Want the Shells Mounted
I think about how I use my shotgun before choosing a holder. If I want fast access, I may prefer a side-saddle style mounted on the receiver. If I want a simpler setup, I might choose a stock shell holder or a Velcro sleeve. The location matters because I want the shells where I can reach them quickly without getting in the way.
3. Look at Capacity
I always compare how many shells the holder carries. Some hold 4, 6, or even more shells. For me, the right capacity depends on my purpose. If I want a lightweight setup, I may choose fewer shells. If I want more ammo ready for range use or home defense, I prefer a higher-capacity option.
4. Choose a Durable Material
I pay close attention to the material because I want something that lasts. I usually look for aluminum, polymer, or strong nylon, depending on the style. Metal side saddles feel very solid to me, while nylon and elastic holders can be lighter and easier to install. I avoid anything that feels flimsy or poorly stitched.
5. Make Sure It’s Easy to Install
I like products that don’t require too much work to set up. Some shell holders use adhesive, Velcro, or simple mounting hardware, while others may need more tools and time. I prefer a holder I can install securely without making the shotgun harder to handle.
6. Check Shell Retention
One thing I never ignore is how well the holder keeps shells in place. I want the shells to stay secure during movement, but I also want them to come out smoothly when I need them. If the retention is too loose, the shells may fall out. If it’s too tight, reloading becomes frustrating.
7. Think About Weight and Balance
I also consider how the shell holder changes the feel of my Mossberg 500A. A heavy holder can affect balance, especially if I load it fully. For me, a good shell holder adds useful storage without making the shotgun awkward to shoulder or carry.
8. Match It to My Intended Use
I always ask myself why I need the shell holder. For home defense, I want quick access and reliability. For hunting, I may want something more compact and lightweight. For range practice, I might choose a holder that makes reloading drills easier. My use case helps narrow down the best option.
9. Read Reviews and Feedback
Before I buy, I like reading what other Mossberg 500A owners say. Real user feedback helps me spot issues like poor fit, weak retention, or difficult installation. I trust reviews that mention actual use over vague product claims.
10. Compare Price and Value
I don’t always go for the cheapest option. Instead, I look for the best value. A slightly more expensive shell holder can be worth it if it fits better and lasts longer. I’d rather buy once than replace a low-quality holder later.
Final Thoughts
When I choose a Mossberg 500A shotgun shell holder, I focus on fit, durability, retention, and how it works with my shooting style. The best one for me is the one that keeps shells secure, stays out of the way, and gives me fast access when I need it.
Final Thoughts
In my view, the Mossberg 500a shotgun shell holder is a simple upgrade that can make a big difference in convenience and readiness. I like that it keeps extra shells within easy reach, helping me stay organized and prepared when it matters most. My takeaway is that choosing the right shell holder comes down to fit, durability, and how I plan to use my shotgun.
Author Profile
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I’m Amanda Thompson, based in Providence, Rhode Island. After studying Hospitality Management, I spent years working in restaurant purchasing and operations, where I learned how quickly everyday use can expose what a product does well and where it falls short.
At home, I enjoy making pizza, trying new bread recipes, visiting local markets, and figuring out how to make a small kitchen work better. BirraCabriole.com grew from my habit of paying attention to the details other people often overlook.
I share practical opinions shaped by experience, comparison, curiosity, and the belief that useful products should make daily life easier.
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