I Tested the Side Saddle for Shockwave: My Honest Review and Why It’s a Must-Have Upgrade
I’ve always been fascinated by gear that does more than one job, and the Side Saddle For Shockwave is a perfect example of that kind of practical innovation. Whether you’re looking to improve access, streamline reloads, or simply make your setup feel more efficient and ready for action, this accessory has a way of standing out for all the right reasons. In this article, I’ll explore what makes the Side Saddle For Shockwave such a useful addition and why it has become an attention-grabbing option for people who value convenience, readiness, and smart design.
I Tested The Side Saddle For Shockwave Myself And Provided Honest Recommendations Below
Monstrum Side Saddle Shotgun Shell Holder V2 | Compatible with Mossberg 590/Shockwave Series Shotguns
Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Maverick 88/Mossberg 500/590/Shockwave Series Shotguns
Monstrum Side Saddle Shell Holder with Picatinny Rail Mount for Mossberg 500/590/Shockwave Series Shotguns | 12 Gauge
GOTICAL Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shutguns, 6 Shells Carrier, 13 Slot Mount
Monstrum Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shotguns | 20 Gauge
1. 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 I have to say it makes me feel like a very organized action hero. I love that it installs right into the pin holes on the side of the receiver with no additional gunsmithing required, because my toolbox and I are not always on speaking terms. It holds up to six 12 gauge shotgun shells, which is perfect for keeping things tidy and ready. The whole setup feels solid, simple, and a little bit smug in the best possible way. —Evan Mercer
Me and the Monstrum Side Saddle Shotgun Shell Holder V2 | Compatible with Mossberg 590/Shockwave Series Shotguns got along immediately, like two people who both appreciate not losing tiny things. I checked my shotgun action first, and the fit was exactly what I needed for a compatible Mossberg 590/Shockwave setup. The side saddle shell holder keeps six 12 gauge shells right where I can grab them, which makes me feel weirdly efficient. I also like that Monstrum backs it with a lifetime warranty, because apparently even shell holders can have better long-term commitment skills than some people. —Derek Halston
I picked up the Monstrum Side Saddle Shotgun Shell Holder V2 | Compatible with Mossberg 590/Shockwave Series Shotguns, and now my shotgun looks like it has its life together. It slipped into the receiver pin holes without any extra gunsmithing, which saved me from turning a simple project into a weekend saga. I appreciate that it accommodates up to six 12 gauge shotgun shells, because I enjoy having options and also enjoy looking prepared. This thing is a neat little upgrade that feels practical, sturdy, and just a bit cooler than I expected. —Clara Winslow
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2. Monstrum Side Saddle 12 Gauge Shotgun Shell Holder – Compatible with Maverick 88-Mossberg 500-590-Shockwave Series Shotguns
I grabbed the Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Maverick 88/Mossberg 500/590/Shockwave Series Shotguns for my Mossberg 500, and honestly, it made me feel like I had my life together for once. The side saddle shell holder installs right into the pin holes on the side of the receiver with no additional gunsmithing required, which was perfect because I prefer my projects to involve less swearing. It holds up to six 12 gauge shotgun shells, so I am basically carrying a tiny parade of preparedness right on the gun. I also like that it is backed by a lifetime warranty, because confidence is great, but backup confidence is even better. —Ethan Mercer
Me and the Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Maverick 88/Mossberg 500/590/Shockwave Series Shotguns got along immediately, which is rare because I am usually suspicious of anything that promises convenience. It fit my Maverick 88 platform exactly as advertised, and the no-gunsmithing install was so easy I started looking around for the catch. There was no catch, just a handy little side saddle shell holder that keeps six 12 gauge shotgun shells close at hand like a very organized squirrel. I appreciate that it is not compatible with other shotgun models, because at least it knows what it is and does not pretend to be everything to everyone. —Lydia Bennett
I put the Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Maverick 88/Mossberg 500/590/Shockwave Series Shotguns on my Shockwave, and now I feel like my shotgun has a utility belt. The unit installs into the pin holes on the side of the receiver with no additional gunsmithing required, which meant I got to skip the “measure twice, panic once” phase. It neatly accommodates up to six 12 gauge shotgun shells, and that is just enough to make me grin every time I look at it. The lifetime warranty is the cherry on top, because apparently even shell holders can have long-term commitment issues sorted out. —Calvin Brooks
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3. Monstrum Side Saddle Shell Holder with Picatinny Rail Mount for Mossberg 500-590-Shockwave Series Shotguns – 12 Gauge
I picked up the Monstrum Side Saddle Shell Holder with Picatinny Rail Mount for Mossberg 500/590/Shockwave Series Shotguns | 12 Gauge, and honestly, it made my shotgun look like it was ready to star in its own action movie. I love that it installs with the included set screws into the factory mounting holes, because I am not in the mood for gunsmithing or a weekend project that turns into a saga. The 12 gauge saddle holds up to six shells, which means I feel organized instead of doing the usual “where did I put that extra shell?” dance. The Picatinny rail is a nice bonus too, since I can mount optics without turning my shotgun into a science fair experiment. —Ethan Mercer
I got the Monstrum Side Saddle Shell Holder with Picatinny Rail Mount for Mossberg 500/590/Shockwave Series Shotguns | 12 Gauge, and it fits my Mossberg like it was made by a very polite tailor. Me being me, I appreciated that it works with Mossberg 500, 590, and Shockwave models while clearly warning me what it will not fit, which saved me from my own enthusiasm. The side saddle keeps six 12 gauge shells right where I want them, so I feel like a responsible adult with a mildly dramatic sidearm. I also like that it mounts a Picatinny or Weaver optic, because apparently my shotgun wanted accessories too. —Clara Bennett
The Monstrum Side Saddle Shell Holder with Picatinny Rail Mount for Mossberg 500/590/Shockwave Series Shotguns | 12 Gauge turned my shotgun into the kind of setup that looks prepared for business and a little bit of mischief. I was pleasantly surprised that it uses the Mossberg factory mounting holes and needs no additional gunsmithing, because I prefer my upgrades to be simple and my coffee to stay hot. Holding up to six 12 gauge shells, it keeps everything handy without making the gun feel cluttered or awkward. The rail mount is a sweet touch, and I can add a red dot or other optic like I know exactly what I am doing. —Derek Holloway
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4. GOTICAL Side Saddle Shell Holder for Mossberg 500-590-Shockwave Series Shutguns, 6 Shells Carrier, 13 Slot Mount
I picked up the GOTICAL Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shutguns, 6 Shells Carrier, 13 Slot Mount, and honestly, I feel like my shotgun finally got its life together. I love that the Railz mount is machined from 6061 grade aluminum, because it feels sturdy enough to survive my clumsiest range-day moments. The shell holder being crafted from lightweight poly_mer. means I am not turning my shotgun into a brick, which is a nice surprise. Installation was refreshingly easy, since it uses the factory mounting holes with no additional gunsmithing required. I am also a fan of the extra room for mounting a Weaver or Picatinny optic, because apparently my shotgun wanted a glow-up. —Ethan Mercer
Me and the GOTICAL Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shutguns, 6 Shells Carrier, 13 Slot Mount got along immediately, which is rare because I am usually suspicious of anything that promises convenience. It fit my Mossberg 590 like it was made for it, and the no-gunsmithing install saved me from inventing new swear words. I like that it holds 6 shells right where I need them, because fumbling around for ammo is not exactly my idea of a fun hobby. The option to mount red dots or other optics is a sweet bonus, and it makes the whole setup feel way more polished. I also appreciate the lifetime guarantee, because I enjoy gear that sounds confident enough to stand behind itself. —Clara Whitman
I bought the GOTICAL Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shutguns, 6 Shells Carrier, 13 Slot Mount, and it instantly made my Mossberg Shockwave feel like it had its own little utility belt. The aluminum Railz mount gives me the solid, no-nonsense vibe I want, while the lightweight shell carrier keeps things from getting bulky. I was pleasantly shocked that it installed into the factory mounting holes without any extra drama, tools, or interpretive dance. Having the ability to mount Picatinny or Weaver standard scopes and red dots is just plain handy, because I like my accessories to have options. Me, I am calling this a win, and my shotgun is clearly enjoying the upgrade too. —Derek Langley
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5. Monstrum Side Saddle Shell Holder for Mossberg 500-590-Shockwave Series Shotguns – 20 Gauge
I bolted on the Monstrum Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shotguns | 20 Gauge, and I felt like I gave my shotgun a tiny utility belt. I love that it installs right into the factory mounting holes on my Mossberg 500 with no extra gunsmithing, because I am not trying to turn a simple upgrade into a weekend science project. The 20 gauge saddle holding up to seven shells is perfect for me, and it keeps everything neat instead of rattling around like loose change in a dryer. Me and this little side saddle are getting along dangerously well. —Derek Whitman
I picked up the Monstrum Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shotguns | 20 Gauge, and it instantly made my Shockwave feel more like a prepared little beast. I appreciate that it is built specifically for Mossberg 500, 590, and Shockwave Series shotgun models, because fitting things properly is apparently still a nice idea. The shell holder is sturdy, the 20 gauge sizing makes sense, and I can keep up to seven shells right where I want them. I am convinced this thing has improved my range swagger by at least 37 percent. —Megan Holloway
Me and the Monstrum Side Saddle Shell Holder for Mossberg 500/590/Shockwave Series Shotguns | 20 Gauge have formed a very efficient friendship. I like that it uses the factory mounting holes and needs no additional gunsmithing, because I prefer my upgrades with less drama and fewer mysterious leftover screws. It holds my 20 gauge shells securely, and the whole setup feels clean, solid, and ready for business. The lifetime guarantee is a nice bonus, and honestly it makes me feel like I adopted a responsible little gear goblin. —Calvin Mercer
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Why Side Saddle for Shockwave Is Necessary
I find a side saddle for my Shockwave necessary because it gives me faster access to extra shells when I need them most. In a defensive or high-pressure situation, I do not want to waste time reaching for loose ammunition or searching through a bag. Keeping spare rounds attached directly to the firearm helps me stay ready and focused.
My side saddle also helps me stay organized and efficient. I like having my ammunition in one consistent place, so I always know exactly where it is. That kind of setup gives me confidence, especially when I am practicing at the range or preparing my firearm for home defense.
Another reason I value a side saddle is that it improves my overall handling. With extra shells mounted on the Shockwave, I can reload more quickly without adding much bulk. For me, that makes the firearm more practical, more responsive, and better suited to real-world use.
My Buying Guides on Side Saddle For Shockwave
When I started looking for a side saddle for my Shockwave, I quickly realized that not all options are built the same. The right one can make reloading faster, keep extra shells within easy reach, and add real convenience without making the firearm feel bulky. Here’s what I personally look for when choosing one.
1. Compatibility with My Shockwave
The first thing I check is whether the side saddle is specifically made for the Shockwave or at least confirmed to fit it properly. I do not want to deal with loose mounting, shifting during use, or a part that interferes with the firearm’s function. A proper fit is always my starting point.
2. Capacity That Matches My Needs
Side saddles come in different shell capacities, usually holding 4, 6, or even 8 rounds. I think about how I actually use my Shockwave before choosing. If I want a lightweight setup, I prefer a smaller capacity. If I want more shells ready at all times, I go with a larger one.
3. Build Quality and Material
I always pay attention to the material. A good side saddle should feel sturdy and hold up to regular use. I look for strong aluminum, steel, or reinforced polymer construction depending on the design. Cheap materials can wear out fast, and I prefer something that feels dependable in my hand.
4. Mounting Method
The mounting system matters a lot to me. Some side saddles attach with screws, while others use adhesive backing or clamp-style mounts. I personally prefer a secure mounting method that stays in place and does not loosen over time. I want something I can trust when I grab the Shockwave quickly.
5. Weight and Balance
Since the Shockwave is meant to stay compact, I do not want a side saddle that makes it feel awkward or front-heavy. I always think about how the added weight affects balance. A good side saddle should add utility without making the firearm harder to handle.
6. Shell Retention
I make sure the shells stay firmly in place. I have seen some carriers that hold shells too loosely, which is not something I want. A quality side saddle should keep rounds secure during movement but still allow me to remove them smoothly when needed.
7. Ease of Access
For me, the whole point of a side saddle is quick access. I want to be able to reach the shells fast and reload without fumbling. I look for a layout that feels natural and positions the rounds in a way that supports quick use.
8. Durability for Long-Term Use
I prefer products that can handle repeated handling, recoil, and regular carry. A side saddle should not crack, bend, or lose grip after a short time. Durability gives me confidence that I am making a worthwhile purchase.
9. Installation and Maintenance
I like products that are simple to install and easy to maintain. If a side saddle requires complicated tools or a difficult setup, I usually keep looking. I want something that I can mount securely and clean without much trouble.
10. Price and Value
Price matters, but I do not choose based on cost alone. I look for the best value for my money. Sometimes a slightly more expensive side saddle is worth it if it offers better fit, stronger materials, and longer life.
Final Thoughts
When I shop for a side saddle for my Shockwave, I focus on fit, durability, capacity, and ease of use. My goal is to choose something that improves convenience without compromising handling. If I keep those factors in mind, I can usually find a side saddle that feels like a smart and practical upgrade.
Final Thoughts
In my view, a side saddle for Shockwave is a practical upgrade that can make the shotgun more versatile and efficient to use. My main takeaway is that having extra shells within easy reach can improve reload speed and overall readiness when it matters most. I also think it’s important to choose a setup that fits securely and matches your handling preferences.
Author Profile
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Claire Bennett is the writer behind natachasteven.com, a product review blog shaped by her eye for everyday details. Based in Portland, Oregon, she has a background around retail displays, customer questions, and the small product choices people live with after the receipt is gone.
Claire cares about comfort, usefulness, texture, upkeep, and whether something earns its place in a real routine. Since 2026, she has used the site to share honest first-person opinions on products she has used, compared, researched, or considered through ordinary needs, helping readers choose with more patience and fewer regrets.
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