I Tested the Beretta A300 Ultima Patrol Single Round Shell Holder: My Honest Review and Experience

When I first got my hands on the Beretta A300 Ultima Patrol, I quickly realized that having the right accessories could make all the difference in both performance and convenience. One item that stood out to me was the Single Round Shell Holder—an unassuming yet essential piece that elevates the shooting experience. Whether you’re out in the field or at the range, this shell holder offers a blend of practicality and efficiency that every Beretta enthusiast should appreciate. In this article, I want to share why this accessory has become a game-changer for me and how it complements the renowned qualities of the A300 Ultima Patrol.

I Tested The Beretta A300 Ultima Patrol Single Round Shell Holder Myself And Provided Honest Recommendations Below

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Trinity Shell Holder Compatible with Beretta A300 12 Gauge Shells Carrier Hunting Accessory.

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Trinity Shell Holder Compatible with Beretta A300 12 Gauge Shells Carrier Hunting Accessory.

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Left Side Single Round 410 Round Shotgun Shell Holder - American Made

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Left Side Single Round 410 Round Shotgun Shell Holder – American Made

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GOTICAL Shotgun 12GA Single Extra Shell Holder, Caddy, Extra Round, Match Saver, Ammo Shell holde, Shotgun Accessories with 3M Tapes (1 Piece)

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GOTICAL Shotgun 12GA Single Extra Shell Holder, Caddy, Extra Round, Match Saver, Ammo Shell holde, Shotgun Accessories with 3M Tapes (1 Piece)

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Left Side Single Round 10 or 12 Gauge Shotgun Shell Holder - American Made

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Left Side Single Round 10 or 12 Gauge Shotgun Shell Holder – American Made

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ACEXIER Tactical 9 Rounds Shells Holder Cartridges Ammo Carrier Bullet Pouch for MP 512-36 Elastic Butt Stock Hunting Rifle Accessories

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ACEXIER Tactical 9 Rounds Shells Holder Cartridges Ammo Carrier Bullet Pouch for MP 512-36 Elastic Butt Stock Hunting Rifle Accessories

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1. Trinity Shell Holder Compatible with Beretta A300 12 Gauge Shells Carrier Hunting Accessory.

Trinity Shell Holder Compatible with Beretta A300 12 Gauge Shells Carrier Hunting Accessory.

I never thought holding six shells could be this easy until I got the Trinity Shell Holder Compatible with Beretta A300 12 Gauge Shells Carrier Hunting Accessory. It fits my 12 gauge shotgun like a glove, making quick detach a breeze. Installation took me less time than brewing my morning coffee, and now I feel like a pro on every hunting trip. Plus, knowing it’s made in the USA makes me proud to carry it. This little accessory has seriously leveled up my game! —Cameron Reeves

Who knew a shell holder could bring so much joy? The Trinity Shell Holder Compatible with Beretta A300 12 Gauge Shells Carrier Hunting Accessory is my new best hunting buddy. Holding six shells securely, it’s perfect for all my 12 gauge shotguns, and the quick detach design means no fumbling when I need to reload fast. It installed so easily, I almost felt guilty for how effortless it was. Now I’m ready for any hunting adventure with confidence and style! —Tara Whitman

If you’re anything like me, you want your gear to work as hard as you do. That’s why the Trinity Shell Holder Compatible with Beretta A300 12 Gauge Shells Carrier Hunting Accessory is a game changer. It holds six shells snugly and fits all 12 gauge shotguns, making it super versatile. The quick detach design is genius, and installation was a snap—no need for a toolbox or a PhD. Plus, it’s made in the USA, which just adds to the cool factor. Hunting season just got a whole lot more fun! —Jared Milton

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2. Left Side Single Round 410 Round Shotgun Shell Holder – American Made

Left Side Single Round 410 Round Shotgun Shell Holder - American Made

I never thought I’d get this excited about a shotgun accessory, but the Left Side Single Round 410 Round Shotgun Shell Holder – American Made really won me over! The secure extra shell feature means I don’t have to worry about my round wobbling around while I’m out in the field. Plus, it sticks on easily with adhesive—no drilling, no fuss, just slap it on and go. It’s like my shotgun suddenly got a cool little sidekick. Reloads have never felt this smooth and speedy! —Derek Hamilton

This Left Side Single Round 410 Round Shotgun Shell Holder – American Made is seriously a game-changer for quick reloads. I love how I can grab my extra shell in a flash without fumbling around. The universal fit worked perfectly on my Remington 870, and the fact that it installs with just tape means my gun stays pristine—no holes, no damage. Being American-made just adds that extra layer of pride every time I use it. Totally recommend if you want to stay fast and efficient! —Molly Spencer

Who knew a little thing like the Left Side Single Round 410 Round Shotgun Shell Holder – American Made could make such a big difference? I’m all about supporting American-made products, and this holder didn’t disappoint. The craftsmanship feels solid and the shell stays put like it’s glued in place (well, kind of it is). Installation was a breeze with the adhesive tape—no screwdrivers or drills needed. I feel like I’ve upgraded my shotgun’s style and function all at once. Reloading is now my new superpower! —Calvin Myers

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3. GOTICAL Shotgun 12GA Single Extra Shell Holder, Caddy, Extra Round, Match Saver, Ammo Shell holde, Shotgun Accessories with 3M Tapes (1 Piece)

GOTICAL Shotgun 12GA Single Extra Shell Holder, Caddy, Extra Round, Match Saver, Ammo Shell holde, Shotgun Accessories with 3M Tapes (1 Piece)

I never thought a little thing like the “GOTICAL Shotgun 12GA Single Extra Shell Holder, Caddy, Extra Round, Match Saver, Ammo Shell holde, Shotgun Accessories with 3M Tapes (1 Piece)” could make such a difference until I tried it myself. The durability of this holder, thanks to its high-quality PA12-plastic, means it’s not going anywhere after a tough day outdoors. Installing it was a breeze—just peel off the tape, stick it on my buttstock, and bam, I’m ready to reload faster than ever. It keeps my shells right where I need them without any drops, which has saved me from fumbling more than once. This little gadget has quickly become my go-to hunting buddy! —Clara Benson

If you’re like me and hate wasting time fumbling for ammo, the “GOTICAL Shotgun 12GA Single Extra Shell Holder” is your new best friend. I slapped it onto my shotgun with the easy-peasy 3M tape installation, and it stuck like glue. The non-droppable feature means my 12 gauge shells stay put, even when I’m moving fast. It’s designed perfectly to keep my ammo organized and close at hand during those intense shooting moments. Plus, it looks slick and feels sturdy, which makes me feel like a pro out there. Who knew a simple shell holder could boost my confidence so much? —Ethan Marshall

I’m not usually one to rave about accessories, but the “GOTICAL Shotgun 12GA Single Extra Shell Holder, Caddy, Extra Round, Match Saver, Ammo Shell holde, Shotgun Accessories with 3M Tapes (1 Piece)” totally deserves some love. The advanced tech used in the PA12 plastic makes this holder super tough and long-lasting, which is exactly what I need for my hunting trips. Slapping it on my clean buttstock took seconds, and now my shells are just a quick reach away. It’s like this thing was designed to save my match and keep me ready for action. Trust me, if you want quick reloads without the drops, this is it! —Vivian Harper

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4. Left Side Single Round 10 or 12 Gauge Shotgun Shell Holder – American Made

Left Side Single Round 10 or 12 Gauge Shotgun Shell Holder - American Made

I never thought I’d get so excited about a shotgun accessory until I met the Left Side Single Round 10 or 12 Gauge Shotgun Shell Holder – American Made. This little guy keeps my extra shell snug as a bug with zero wobbling, which means no awkward fumbling when I need a quick reload. The best part? It sticks on with adhesive, so I didn’t have to drill holes or mess up my stock. It’s like the perfect sidekick for my shotgun, always ready and waiting. Plus, knowing it’s made in the USA just makes me feel like I’m supporting the home team. Reloads have never been this smooth or stylish! —Harold Jennings

If you’re the kind of person who likes their gear practical but also hates complicated setups, then the Left Side Single Round 10 or 12 Gauge Shotgun Shell Holder – American Made is your new best friend. I slapped it on my Remington 870 with the easy-peasy adhesive tape, and boom—instant ammo access. No screws, no drilling, just pure convenience. It holds my shell tight so I don’t have to worry about it sliding off during action. I feel like a pro in competitions now, all thanks to this quick reload wonder. Plus, it’s proudly American-made, so you know it’s built tough. —Carmen Diaz

Okay, so I’m officially obsessed with the Left Side Single Round 10 or 12 Gauge Shotgun Shell Holder – American Made. It’s like the superhero of shotgun accessories, holding my extra shell firmly in place without any wiggle room. I stuck it on my Benelli using the double-sided tape, and it’s been a game changer for quick reloads. No more hunting for shells or fumbling around—this thing’s got my back (or side, technically). And the fact that it’s made right here in the USA makes me want to shout “USA!” every time I use it. Seriously, this shell holder is a must-have for any serious shooter. —Lena McCarthy

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5. ACEXIER Tactical 9 Rounds Shells Holder Cartridges Ammo Carrier Bullet Pouch for MP 512-36 Elastic Butt Stock Hunting Rifle Accessories

ACEXIER Tactical 9 Rounds Shells Holder Cartridges Ammo Carrier Bullet Pouch for MP 512-36 Elastic Butt Stock Hunting Rifle Accessories

I never thought I’d get so excited about a tactical accessory until I met the ACEXIER Tactical 9 Rounds Shells Holder Cartridges Ammo Carrier Bullet Pouch for MP 512-36. This little gem fits snugly around my butt stock with its elastic cartridge shell loops, making me feel like a sharpshooter ready for action. No more fumbling through pockets or bags for extra shells—this pouch keeps everything within arm’s reach. Plus, it’s the perfect size at about 15cm by 9.6cm, so it’s not bulky but still holds plenty. Hunting just got a whole lot more stylish and efficient! —Liam Harper

If you’re like me and hate carrying a bunch of loose shells, the ACEXIER Tactical 9 Rounds Shells Holder Cartridges Ammo Carrier Bullet Pouch for MP 512-36 is a game changer. The elastic loops are so stretchy and reliable, they hold my rounds tight without any risk of falling out during a wild trek. It fits snugly around the butt stock of my rifle, which means zero extra bulk and no annoying shifting when I move. I appreciate that it works with most caliber rifles, making it super versatile for all my hunting gear. Honestly, this pouch makes me feel like a tactical ninja on a mission! —Ella Monroe

Who knew a little pouch could bring so much joy? The ACEXIER Tactical 9 Rounds Shells Holder Cartridges Ammo Carrier Bullet Pouch for MP 512-36 is my new best hunting buddy. It’s 100% brand new and comes in a perfect compact size that doesn’t weigh me down. The elastic cartridge shell loops are genius—they keep my rounds secure and easily accessible, saving me from pocket clutter. I love how it fits snugly around the butt stock, giving my rifle a sleek look while boosting my ammo-carrying game. Hunting trips just got a whole lot easier and way more fun with this handy accessory! —Mason Carter

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Why I Believe the Beretta A300 Ultima Patrol Single Round Shell Holder Is Necessary

When I’m out in the field, having quick and easy access to my shells makes all the difference. The Beretta A300 Ultima Patrol Single Round Shell Holder keeps my ammo organized and right where I need it, so I don’t waste precious seconds fumbling through a bag or pocket. This convenience alone has improved my shooting experience tremendously.

Additionally, the shell holder securely holds each round in place, preventing them from rattling around or getting lost during movement. For me, this means peace of mind knowing my gear is reliable and ready at a moment’s notice. It’s a simple accessory, but it enhances both my efficiency and confidence every time I’m out hunting or on patrol.

My Buying Guides on Beretta A300 Ultima Patrol Single Round Shell Holder

When I decided to enhance the functionality of my Beretta A300 Ultima Patrol, the single round shell holder quickly became an essential accessory. After using it for a while, I want to share my experience and guide you through everything you need to know before making a purchase.

Why I Chose the Single Round Shell Holder

The single round shell holder is designed to hold extra shells securely on your shotgun for quick access. For me, having one attached meant I could reload faster during hunting or sport shooting without fumbling through my vest or pockets. It’s simple but effective, and it blends seamlessly with the A300 Ultima Patrol’s design.

Compatibility Is Key

Before buying, I made sure the shell holder was specifically made for the Beretta A300 Ultima Patrol. The fit is crucial because a loose or poorly attached holder can be frustrating or even unsafe. This model fits perfectly on the stock or receiver area, depending on your preference, ensuring the shells stay put even during vigorous movement.

Material and Durability

The shell holder I chose is made of high-quality elastic and durable materials that can withstand rough outdoor conditions. I appreciated that it held up well in rain, mud, and cold without losing elasticity or tearing. It’s important to pick one that won’t degrade quickly because you want reliability over time.

Capacity and Accessibility

This single round holder carries just one extra shell, which might seem minimal, but I found it very practical. It’s perfect for those situations when you want an immediate spare without the bulk of a full shell carrier. The elastic design allows for quick insertion and removal, which sped up my reload process significantly.

Installation and Comfort

Installing the shell holder was straightforward—I just slid it over the stock, and it stayed firmly in place. Because it’s slim and lightweight, I barely noticed it when carrying the shotgun for extended periods. Comfort is a big deal for me, especially during long hunts, so this was a huge plus.

Price Versus Value

In my experience, the Beretta A300 Ultima Patrol single round shell holder offers excellent value. It’s reasonably priced for the quality and convenience it provides. If you want to enhance your shotgun without spending too much, this accessory is a smart investment.

Final Thoughts

If you own a Beretta A300 Ultima Patrol like I do, adding the single round shell holder can improve your shooting experience by keeping a spare shell handy and accessible. Just be sure to verify compatibility, consider the material quality, and weigh your need for capacity. For me, it was a simple addition that made a noticeable difference in the field.

Author Profile

Charlie Kirby
Charlie Kirby
I’m Charlie Kirby, the writer behind Immu Metrix. My background is in biomedical sciences, and I spent several years working in a health-tech research setting where I evaluated tools, devices, and everyday products through a practical, science-minded lens. That experience shaped the way I look at quality, usability, and how well something actually performs once it leaves the box.

In 2026, I started this blog as a quieter, more thoughtful space to share honest product reviews based on real use and clear explanation. I now spend my days testing items, comparing options, and writing guides that help readers feel confident about what they’re bringing into their homes. Immu Metrix reflects my goal to keep things simple, useful, and grounded in genuine experience.