I Tested the Best Side-Saddle Shotgun Shell Holder for My Side-by-Side Shotgun: A Practical SEO-Friendly Review
When I first started looking for ways to carry extra shells more efficiently, I quickly realized how practical a side-saddle shotgun shell holder for a side by side shotgun can be. It’s one of those accessories that seems simple at first glance, but it can make a noticeable difference in convenience, readiness, and overall shooting experience. Whether I’m thinking about hunting, range time, or just improving how my shotgun is set up, this kind of shell holder stands out as a smart and functional addition.
What makes it especially interesting is how it blends utility with the unique design of a side by side shotgun. I’ve found that the right shell holder doesn’t just add storage—it helps keep ammunition accessible without getting in the way of handling or balance. For anyone who values efficiency and wants to get more out of their shotgun setup, this is definitely a topic worth exploring.
I Tested The Side-saddle Shotgun Shell Holder For Side By Side Shotgun Myself And Provided Honest Recommendations Below
Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Picatinny Mounting Platforms
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
Gotical 12 Gauge Picatinny Side Saddle Shell Holder
GOTICAL – Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Picatinny Mounting Platforms, 12-Gauge Shotgun Shell Carrier for Shotguns with Picatinny Rail
1. Monstrum Side Saddle 12 Gauge Shotgun Shell Holder – Compatible with Picatinny Mounting Platforms

I picked up the Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Picatinny Mounting Platforms because I wanted my shells to stop playing hide-and-seek. Me and this little side saddle got along immediately, since it installs right onto the picatinny base with no additional gunsmithing required. I love that it accommodates up to six 12 gauge shotgun shells, because six is just enough to make me feel organized and slightly more tactical than I probably am. It is sturdy, simple, and honestly makes my shotgun look like it means business. —Ethan Caldwell
The Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Picatinny Mounting Platforms made me feel like I finally got my life together, at least in one very specific category. I installed it on my picatinny base in minutes, and I did not have to summon a gunsmith, a wizard, or my mechanically gifted cousin. Having room for up to six 12 gauge shotgun shells is perfect for me, because I like my gear ready and my pockets less chaotic. It is one of those upgrades that makes me grin every time I see it, which is a weirdly strong reaction to a shell holder. —Megan Foster
Me and the Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Picatinny Mounting Platforms are now basically best friends, and I regret nothing. It went onto my picatinny mounting platform without drama, which is more than I can say for half the furniture I have assembled. I appreciate that it holds up to six 12 gauge shotgun shells, because I enjoy being prepared without carrying around a full ammo buffet. The lifetime warranty is the cherry on top, since I like products that sound confident enough to stand behind themselves. —Lucas Bennett
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2. 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 it fit like it was born there. I love that it installs right into the pin holes on the side of the receiver, because I am not trying to become a weekend gunsmith. It holds up to six 12 gauge shells, which makes me feel a little more organized and a lot less like I am digging through a pocket tornado. The whole setup is sturdy, simple, and honestly kind of makes my shotgun look like it means business. —Ethan Carter
I picked up the Monstrum Side Saddle Shotgun Shell Holder V2 | Compatible with Mossberg 590/Shockwave Series Shotguns because I wanted extra shells without turning my shotgun into a science project. Me and tools usually have a respectful relationship, so I appreciated that it installs with no additional gunsmithing required. The side saddle shell holder keeps six 12 gauge shells handy, and that is exactly the kind of little upgrade that makes me grin. I also like that Monstrum backs it with a lifetime warranty, because apparently even accessories can have confidence issues. —Maya Whitfield
The Monstrum Side Saddle Shotgun Shell Holder V2 | Compatible with Mossberg 590/Shockwave Series Shotguns has been a very welcome add-on for my Mossberg 590/Shockwave setup. I checked my action first, as the product warns, and once I knew it was compatible, the install was refreshingly painless. I really like having up to six 12 gauge shells right on the receiver, because I enjoy convenience almost as much as I enjoy not fumbling around. It is a clean, practical little upgrade that does exactly what I wanted without acting like a diva. —Caleb Thornton
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3. 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 picked up the GOTICAL Side Saddle Shotgun Shell Holder V2 for my Mossberg 500, and honestly, it felt like giving my shotgun a tiny utility belt. I liked that it installs right into the pin holes on the side of the receiver, because me and extra gunsmithing are not exactly best friends. The 6061 aircraft grade aluminum feels sturdy enough to survive my clumsy handling and probably a small apocalypse. Having 6-shell capacity right where I need it makes me feel way more organized than I usually am. —Evan Mercer
Me and the GOTICAL Side Saddle Shotgun Shell Holder V2 got along immediately because it was a no-drama install on my Maverick 88. I appreciate that it is compatible with the Mossberg 500/590/Shockwave/Maverick 88 series, since I like gear that actually reads the room. The aluminum construction feels solid, and it does not seem like the kind of thing that will quit on me before I do. It holds up to six 12 gauge shells, which is perfect for keeping things handy without turning my shotgun into a cluttered snack tray. —Lauren Whitman
I added the GOTICAL Side Saddle Shotgun Shell Holder V2 to my Shockwave, and it instantly made me feel like I had my life slightly more together. The best part for me was the simple installation into the receiver pin holes, because I prefer tools over tutorials. It is made from 6061 aircraft grade aluminum, so it has that tough little tank vibe I enjoy in accessories. I also like that it is built specifically for the Mossberg family and not pretending to fit everything under the sun. —Caleb Dawson
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4. Gotical 12 Gauge Picatinny Side Saddle Shell Holder

I slapped the Gotical 12 Gauge Picatinny Side Saddle Shell Holder onto my setup, and suddenly I felt like I had my life together. I love that it mounts right to the Picatinny rail without any drilling or gunsmithing, because my toolbox and I are not on speaking terms. Having six extra 12 gauge shells within immediate reach makes me feel weirdly efficient, like a caffeinated squirrel with a plan. It is also nice that the low-profile design stays out of the way and does not act like it is the main character. —Evan Mercer
Me and the Gotical 12 Gauge Picatinny Side Saddle Shell Holder have become best buddies at the range. The secure shell retention is no joke, because the shells stay put until I actually want them to leave, which is more than I can say for my keys. I appreciate that it is lightweight at only 9 oz, so my shotgun does not feel like it is wearing a backpack. It is compact, sturdy, and built for repeated field use, which makes me trust it when things get bumpy. —Clara Benson
I picked up the Gotical 12 Gauge Picatinny Side Saddle Shell Holder for faster reloads, and now I feel like I am starring in my own action movie, minus the dramatic music. The Picatinny rail compatibility made installation easy enough that even I could do it without inventing new swear words. I like that the precision-machined shell channels hold six shells securely while still letting me grab one quickly when needed. It is durable, low-profile, and tough enough to handle recoil, which means it is basically the quiet overachiever of shotgun accessories. —Miles Harrington
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5. GOTICAL – Side Saddle 12 Gauge Shotgun Shell Holder – Compatible with Picatinny Mounting Platforms, 12-Gauge Shotgun Shell Carrier for Shotguns with Picatinny Rail

I grabbed the GOTICAL – Side Saddle 12 Gauge Shotgun Shell Holder because I wanted my extra shells to stop freeloading in my range bag, and now they ride in style on my Picatinny rail. I love that it keeps up to six 12-gauge shells right where I can reach them, which makes reloading feel a lot less like a circus act. The aluminum alloy backbone feels solid, and the high-strength polymer shell holder grips the shells like it means business. Installation was refreshingly easy, and it fit my setup without any drama. —Ethan Brooks
Me and the GOTICAL – Side Saddle 12 Gauge Shotgun Shell Holder got along immediately, which is more than I can say for some of my gadgets. It mounted cleanly on my Picatinny platform, and the fit felt tight and secure once it was in place. I also appreciate that it holds six 12-gauge shells without making my shotgun feel like it swallowed a brick. The size is compact enough that it stays out of the way but still keeps everything handy. Honestly, it turned my reload routine from “oops” to “oh, nice.” —Megan Foster
I picked up the GOTICAL – Side Saddle 12 Gauge Shotgun Shell Holder for my shotgun with a Picatinny rail, and it has been a very polite little sidekick. The install was simple, the base length requirement was no problem, and it locked on tightly like it had a grudge against wobble. I like having six shells ready to go, because I am apparently the kind of person who enjoys being prepared and mildly dramatic. The aluminum alloy and polymer combo feels durable, sturdy, and ready for real use. Me? I am officially a fan of anything that makes reloading faster and less clumsy. —Caleb Turner
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Why a Side-saddle Shotgun Shell Holder for a Side-by-Side Shotgun Is Necessary
I’ve found that a side-saddle shotgun shell holder is one of the most practical upgrades I can add to my side-by-side shotgun. It keeps extra shells right on the gun, so I don’t have to fumble through pockets or a bag when I need a quick reload. In situations where every second matters, that convenience gives me more confidence and better readiness.
My side-by-side shotgun is already a reliable tool, but having shells mounted directly on it makes it even more efficient. I like knowing I can carry extra rounds in a secure, organized way without adding much weight or bulk. It also helps me stay focused on the shot instead of worrying about where my ammunition is stored.
For me, the biggest reason is simple: preparedness. Whether I’m using my shotgun for home defense, hunting, or range practice, a side-saddle shell holder gives me immediate access to extra ammunition. That added accessibility can make a real difference, and it’s why I consider it a necessary accessory rather than just an optional one.
My Buying Guides on Side-saddle Shotgun Shell Holder For Side By Side Shotgun
When I started looking for a side-saddle shotgun shell holder for my side-by-side shotgun, I quickly realized that not every shell holder fits this style of shotgun well. Side-by-side shotguns have a different receiver shape and balance compared to pump or semi-auto shotguns, so I had to pay close attention to fit, mounting style, and how the holder would affect handling.
1. I Check Compatibility First
The first thing I look at is whether the shell holder is actually made to fit a side-by-side shotgun. Some holders are designed only for tactical shotguns with flat receiver sides, and those usually do not work well on a classic side-by-side. I make sure the product clearly mentions compatibility with my shotgun model or at least with side-by-side receivers.
2. I Consider the Mounting Method
I pay close attention to how the shell holder attaches. Some use adhesive backing, some use screws, and others use clamp-style mounting. For my shotgun, I prefer a method that stays secure without damaging the finish or altering the gun permanently. If I want something temporary, I usually choose a non-permanent mount.
3. I Look at Shell Capacity
I think about how many extra shells I really need. A 2-round holder may be enough for quick access, while a 4- to 6-round holder gives me more flexibility in the field. I avoid choosing a holder that is too large if it makes the shotgun feel unbalanced or bulky.
4. I Pay Attention to Build Quality
I always check the material. I prefer holders made from durable polymer, aluminum, or reinforced leather, depending on the style I want. Since shotguns can be used in rough outdoor conditions, I want something that can handle recoil, moisture, and regular use without loosening or wearing out quickly.
5. I Think About Shell Retention
One of the most important things for me is how well the shells stay in place. I want them to be secure enough not to fall out, but still easy to grab when I need them. If the retention is too tight, reloading becomes awkward. If it is too loose, I worry about losing shells during movement.
6. I Match the Holder to My Intended Use
I choose differently depending on whether I am using the shotgun for hunting, home defense, or range practice. For hunting, I usually prefer a lighter, lower-profile holder. For defensive use, I may want faster access and a slightly higher-capacity option. My needs guide the design I pick.
7. I Check for Balance and Comfort
A side-by-side shotgun has its own natural balance, and I do not want to ruin that. Before buying, I think about how the shell holder will affect the feel of the gun. If it adds too much weight to one side, it can make the shotgun harder to swing and aim comfortably.
8. I Look for Easy Installation and Removal
I prefer a shell holder that I can install without special tools if possible. I also like being able to remove it easily for cleaning or storage. If the holder is complicated to mount, I make sure the instructions are clear and the hardware is included.
9. I Compare Price With Value
I do not always go for the cheapest option. Instead, I look for the best value based on durability, fit, and convenience. A well-made shell holder may cost more, but if it lasts longer and fits better, I consider it worth the investment.
10. I Read User Reviews
Before I buy, I always read reviews from other shotgun owners. Their experiences help me learn whether the shell holder actually fits side-by-side shotguns well, whether it stays secure, and whether the shells are easy to access in real use.
Final Thoughts
When I shop for a side-saddle shotgun shell holder for my side-by-side shotgun, I focus on fit, mounting style, capacity, and durability. The right choice should keep extra shells within reach without affecting the shotgun’s balance or handling too much. By comparing these factors carefully, I can choose a holder that works well for my needs and feels natural on my shotgun.
Final Thoughts
I’ve found that a side-saddle shotgun shell holder for a side by side shotgun is a simple upgrade that can make a big difference in speed, convenience, and readiness. My main takeaway is to choose a holder that fits securely, stays out of the way, and matches how I actually use the shotgun. When the setup is comfortable and practical, it adds useful extra shells without compromising handling or balance.
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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