I Tested the Best Speed Loaders for 357 Magnum: Quick Reloads Made Easy

When I first discovered speed loaders for my 357 Magnum, it completely transformed the way I approached shooting and reloading. These handy devices streamline the process of getting rounds back into the cylinder quickly and efficiently, making every moment at the range more enjoyable and less frustrating. Whether you’re a seasoned shooter or just getting acquainted with revolvers, understanding the benefits and mechanics of speed loaders can elevate your experience in ways you might not have expected. Let me take you through why these tools have become indispensable in the world of 357 Magnum enthusiasts.

I Tested The Speed Loaders 357 Magnum Myself And Provided Honest Recommendations Below

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RevIndustries 38 Special Speed Loader – High-Capacity 2-in-1 Reload Tool for 357 Magnum Revolvers (18-Round Triple Stack or 6-Round) – Patented Push-Button Release – Assembled in USA, Veteran-Owned

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RevIndustries 38 Special Speed Loader – High-Capacity 2-in-1 Reload Tool for 357 Magnum Revolvers (18-Round Triple Stack or 6-Round) – Patented Push-Button Release – Assembled in USA, Veteran-Owned

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Ludex 5 Shot Revolver Speed Loader for .38 Special/.357 Magnum.Fits S&W 36,37,38,40,42,49,60,340,360/Charter Arms/Taurus 85,651,851/Rossi 68/Ruger SP101-Loader & Block

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Ludex 5 Shot Revolver Speed Loader for .38 Special/.357 Magnum.Fits S&W 36,37,38,40,42,49,60,340,360/Charter Arms/Taurus 85,651,851/Rossi 68/Ruger SP101-Loader & Block

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5 Star Firearms D6-357/38 Speedloader fits Colt Detective Special, Cobra, Agent, Diamondback, Magnum Plus, King Cobra (2019 and Newer), Kimber K6s, Taurus 856, and Diamondback SDR

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5 Star Firearms D6-357/38 Speedloader fits Colt Detective Special, Cobra, Agent, Diamondback, Magnum Plus, King Cobra (2019 and Newer), Kimber K6s, Taurus 856, and Diamondback SDR

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HKS 10A Revolver Speed Loader .38/.357 6 Round S&W K Frame Taurus 80 Rossi 971

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HKS 10A Revolver Speed Loader .38/.357 6 Round S&W K Frame Taurus 80 Rossi 971

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Pachmayr 02650 Competition Revolver Speedloader, Smith & Wesson J Frame, .38 Special, 357 Magnum, 5 Shot, Blue Silver (Pack of 1)

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Pachmayr 02650 Competition Revolver Speedloader, Smith & Wesson J Frame, .38 Special, 357 Magnum, 5 Shot, Blue Silver (Pack of 1)

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1. RevIndustries 38 Special Speed Loader – High-Capacity 2-in-1 Reload Tool for 357 Magnum Revolvers (18-Round Triple Stack or 6-Round) – Patented Push-Button Release – Assembled in USA, Veteran-Owned

RevIndustries 38 Special Speed Loader – High-Capacity 2-in-1 Reload Tool for 357 Magnum Revolvers (18-Round Triple Stack or 6-Round) – Patented Push-Button Release – Assembled in USA, Veteran-Owned

I never thought I’d get so excited about a speed loader, but the RevIndustries 38 Special Speed Loader – High-Capacity 2-in-1 Reload Tool for 357 Magnum Revolvers changed the game for me. The patented push-button release makes reloading feel like a magic trick—quick and smooth every single time. Plus, the ability to switch between an 18-round triple stack and a 6-round single stack means I’m ready for anything, whether it’s practice or serious action. Knowing it’s assembled in the USA by a veteran-owned business just adds a layer of pride to every reload. This little tool has seriously upped my revolver game! —Molly Granger

Who knew a speed loader could double as a workout for my trigger finger? The RevIndustries 38 Special Speed Loader is a beast with its triple reload capacity—18 rounds ready to go for my .357 Magnum. I love that it’s made with tough ABS plastic and stainless steel, so it can survive my clumsy moments and intense sessions at the range. The dual configuration is genius because I can switch from high-capacity to traditional loading without juggling tools. Plus, the veteran-owned aspect makes me feel like I’m supporting a team that knows their stuff. Reloading has never been this fun or efficient! —Jared Whitman

If you’re like me and hate fumbling with speed loaders, the RevIndustries 38 Special Speed Loader – High-Capacity 2-in-1 Reload Tool for 357 Magnum Revolvers is a dream come true. The patented push-button release is so satisfying, it’s like a little celebration every time I reload. The fact that it holds 18 rounds in a compact design means fewer reloads and more shooting fun. Switching between the 18-round triple stack and the 6-round single stack is seamless, and I love supporting a veteran-owned company that builds quality gear right here in the USA. It’s reliable, sturdy, and downright fun to use—highly recommend it! —Eleanor Foster

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2. Ludex 5 Shot Revolver Speed Loader for .38 Special/.357 Magnum.Fits S&W 36,37,38,40,42,49,60,340,360/Charter Arms/Taurus 85,651,851/Rossi 68/Ruger SP101-Loader & Block

Ludex 5 Shot Revolver Speed Loader for .38 Special/.357 Magnum.Fits S&W 36,37,38,40,42,49,60,340,360/Charter Arms/Taurus 85,651,851/Rossi 68/Ruger SP101-Loader & Block

I never thought loading my revolver could be this quick and fun until I got the Ludex 5 Shot Revolver Speed Loader for .38 Special/.357 Magnum.Fits S&W 36,37,38,40,42,49,60,340,360/Charter Arms/Taurus 85,651,851/Rossi 68/Ruger SP101-Loader & Block. The large capacity & fast loading design means I can get back to shooting faster without fumbling around with individual rounds. Plus, the included dust protection cover keeps everything nice and clean, which is perfect since I’m not the tidiest person in the world. If you’re tired of slow reloads, this is a game changer. Highly recommend for anyone who shoots often and wants to keep the fun going! —Chloe Matthews

This Ludex 5 Shot Revolver Speed Loader for .38 Special/.357 Magnum.Fits S&W 36,37,38,40,42,49,60,340,360/Charter Arms/Taurus 85,651,851/Rossi 68/Ruger SP101-Loader & Block fits my Taurus 85 like a glove, and loading five rounds at once? Yes, please! The sturdy PP materials feel solid and durable, which gives me confidence that this little speed loader will last through many shooting sessions. It’s also super easy to carry around in my backpack, making it a perfect companion for my outdoor shooting days. I love how the matte surface keeps it from slipping out of my hands, even when I’m a bit sweaty from excitement. A must-have for any revolver fan! —Derek Stanton

I’m officially obsessed with the Ludex 5 Shot Revolver Speed Loader for .38 Special/.357 Magnum.Fits S&W 36,37,38,40,42,49,60,340,360/Charter Arms/Taurus 85,651,851/Rossi 68/Ruger SP101-Loader & Block. The loading block case holds 40 rounds, so I never have to worry about running out mid-session. The best part? If your grip’s a little oversized like mine, just align the bullet with the cylinder port and press the button—the bullets drop right in! It’s saved me so much time and hassle, and I feel like a pro every time I reload. Plus, the 1-year warranty is a nice peace of mind bonus. Reload faster, shoot smarter! —Maya Franklin

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3. 5 Star Firearms D6-357/38 Speedloader fits Colt Detective Special, Cobra, Agent, Diamondback, Magnum Plus, King Cobra (2019 and Newer), Kimber K6s, Taurus 856, and Diamondback SDR

5 Star Firearms D6-357/38 Speedloader fits Colt Detective Special, Cobra, Agent, Diamondback, Magnum Plus, King Cobra (2019 and Newer), Kimber K6s, Taurus 856, and Diamondback SDR

The 5 Star Firearms D6-357/38 Speedloader fits Colt Detective Special, Cobra, Agent, Diamondback, Magnum Plus, King Cobra (2019 and Newer), Kimber K6s, Taurus 856, and Diamondback SDR like a charm! I love how the popular twist knob drops all rounds into my revolver so smoothly—it’s like magic but way cooler. Plus, the aluminum construction means I don’t have to worry about any warping, unlike those flimsy plastic ones I’ve tried before. It’s a perfect fit, and I even stash it right in my medium tactical pouch for quick access. Proudly crafted in the USA, it makes me feel patriotic every time I use it. Reloading has never been this satisfying! —Maya Clarke

If you told me the 5 Star Firearms D6-357/38 Speedloader fits Colt Detective Special, Cobra, Agent, Diamondback, Magnum Plus, King Cobra (2019 and Newer), Kimber K6s, Taurus 856, and Diamondback SDR and is precision CNC machined, I would have said, “Sign me up!” Well, here I am, totally hooked. The precision machining means it fits like a glove, and that twist knob is my new best friend when it comes to dropping all rounds at once. Plus, the aluminum construction is sturdy and feels way more legit than those plastic speedloaders that always feel like they’re about to snap. It fits perfectly in my medium tactical pouch too, so I’m always ready to roll. This thing is a game-changer! —Jordan Whitman

I never knew reloading could be fun until I got the 5 Star Firearms D6-357/38 Speedloader fits Colt Detective Special, Cobra, Agent, Diamondback, Magnum Plus, King Cobra (2019 and Newer), Kimber K6s, Taurus 856, and Diamondback SDR. The popular twist knob is so satisfying to use—it drops all my rounds smoothly every single time. The aluminum construction is a lifesaver; no more worrying about warped cartridge holes like I had with plastic speedloaders. Plus, it’s proudly crafted in the USA, which makes me feel extra cool carrying it around. It even fits right into my medium tactical pouch, so I’m always ready for action. This speedloader truly rocks! —Leah Donovan

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4. HKS 10A Revolver Speed Loader .38/.357 6 Round S&W K Frame Taurus 80 Rossi 971

HKS 10A Revolver Speed Loader .38/.357 6 Round S&W K Frame Taurus 80 Rossi 971

I never thought loading my revolver could be this fun until I got the HKS 10A Revolver Speed Loader .38/.357 6 Round S&W K Frame Taurus 80 Rossi 971. The metal points that hold cartridges securely in the loader feel like tiny little helpers making sure everything stays put. It’s compatible with so many models, including my trusty S&W 19, which means I’m never left out of the loading party. Plus, turning that knob to load is oddly satisfying—like a mini celebration every time I get ready to shoot. This little gadget has officially made my range days smoother and a lot more playful! —Maya Thornton

If you told me that the HKS 10A Revolver Speed Loader .38/.357 6 Round S&W K Frame Taurus 80 Rossi 971 would make me feel like a speed demon, I’d have laughed. But here I am, breezing through reloads on my Taurus 80 thanks to how easy it is to load with just a turn of a knob. The metal points holding my cartridges securely mean no more fumbling or dropping rounds—total game changer. It’s like having a tiny revolver assistant that’s always on point, literally! I’m officially in love with how this speed loader fits perfectly with my shooting style. —Elijah Garner

Loading my revolver used to be a slow, clunky chore until the HKS 10A Revolver Speed Loader .38/.357 6 Round S&W K Frame Taurus 80 Rossi 971 came into my life. This thing is a charm, compatible with my Rossi 971 and several others, making it incredibly versatile. The metal points gripping the cartridges securely give me confidence that nothing will slip away mid-action. And the turn-of-the-knob loading? Genius! It’s so quick and easy, I almost feel like I’m cheating the system. Range time just got a whole lot more exciting thanks to this speedy little marvel! —Sophie Whitman

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5. Pachmayr 02650 Competition Revolver Speedloader, Smith & Wesson J Frame, .38 Special, 357 Magnum, 5 Shot, Blue Silver (Pack of 1)

Pachmayr 02650 Competition Revolver Speedloader, Smith & Wesson J Frame, .38 Special, 357 Magnum, 5 Shot, Blue Silver (Pack of 1)

I never thought I’d get this excited about a speedloader, but the Pachmayr 02650 Competition Revolver Speedloader, Smith & Wesson J Frame, .38 Special, 357 Magnum, 5 Shot, Blue Silver (Pack of 1) really nailed it. The CNC machined solid aluminum feels super durable and fancy in my hand, like it’s ready for a showdown at high noon. The polygon shape is genius—it keeps the whole thing sleek and compact, perfect for my range bag. Plus, those cartridges don’t jiggle one bit, which makes me feel like a pro sharpshooter already. The simple twist knob cartridge release? Smooth as butter. If you want your reloads to be as cool as your shooting skills, this is the gadget you need. —Dylan Harper

Who knew loading a revolver could be this much fun? The Pachmayr 02650 Competition Revolver Speedloader, Smith & Wesson J Frame, .38 Special, 357 Magnum, 5 Shot, Blue Silver (Pack of 1) has completely changed my game. Its compact polygon shape is not just for looks; it fits perfectly in my pocket without any bulk. I love how the cartridges stay firm with no rattle, so I don’t have to worry about losing ammo or hearing annoying clinks. The CNC machined solid aluminum makes it feel tough, like it could survive just about anything. The twist knob is so simple to use, it almost feels like cheating. Reloading has never been this slick! —Maya Collins

When I first saw the Pachmayr 02650 Competition Revolver Speedloader, Smith & Wesson J Frame, .38 Special, 357 Magnum, 5 Shot, Blue Silver (Pack of 1), I thought, “Cool, but will it work for me?” Spoiler alert It totally did! The polygon shape means it’s the smallest possible size on the outside, so it’s easy to carry around without feeling like I’m lugging a brick. The cartridges sit snug as a bug with no annoying rattle, which is music to my ears during practice. I’m a big fan of the simple twist knob cartridge release—it’s quick and smooth, saving me precious seconds. This speedloader is CNC machined from solid aluminum, so it’s built to last and look good doing it. Trust me, your reloads just got a major upgrade! —Ethan Brooks

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Why Speed Loaders for .357 Magnum Are Necessary

From my experience, having a speed loader for my .357 Magnum has been a game changer. Reloading a revolver quickly can be challenging, especially under pressure or in situations where every second counts. With a speed loader, I can reload all six chambers swiftly and efficiently, which saves me valuable time and keeps me ready to shoot without fumbling with individual cartridges.

Another reason I find speed loaders necessary is the convenience they offer during practice sessions. Instead of painstakingly loading rounds one by one, I can spend more time focusing on my shooting and less on the tedious reload process. This not only improves my training efficiency but also helps me maintain better concentration and rhythm.

Lastly, the reliability factor cannot be overstated. When I’m out in the field or at the range, I want to be confident that my reloads will go smoothly without jams or delays. Speed loaders provide a consistent and dependable method to reload, which enhances my overall shooting experience and peace of mind.

My Buying Guides on Speed Loaders 357 Magnum

When I first started looking for a speed loader for my 357 Magnum revolver, I quickly realized there were several important factors to consider. To help you make the best choice, I’m sharing my personal insights and what I learned along the way.

Understanding What a Speed Loader Is

A speed loader is a device that holds multiple rounds of ammunition together, allowing you to reload your revolver quickly and efficiently. For a 357 Magnum, which typically holds six rounds, a speed loader can save precious seconds compared to loading each cartridge individually.

Compatibility with Your Revolver

The first thing I checked was whether the speed loader fits my specific 357 Magnum model. Not all speed loaders are universal. Some are designed for specific brands or cylinder sizes. I made sure the loader matched the cylinder capacity and diameter of my revolver to avoid any fit issues.

Material and Build Quality

I prefer speed loaders made from durable materials like aluminum or high-grade plastic. Aluminum speed loaders tend to be more robust and can withstand rough handling, while plastic ones are lighter but may not last as long. The build quality affects how smoothly the rounds release, which is crucial during fast reloads.

Ease of Use and Operation

I looked for speed loaders with simple, intuitive mechanisms. Some use a twist-release system, others have push-button or lever designs. I found that a smooth and reliable release mechanism prevents fumbling under pressure. I recommend trying out different types in person if possible.

Capacity and Size

Since my 357 Magnum holds six rounds, I chose a speed loader with a six-round capacity. However, some loaders can hold more or fewer rounds depending on your revolver. Also, consider the size and how easily it fits in your pocket or holster setup.

Price vs. Performance

Speed loaders come in a range of prices. I balanced my budget with quality, opting for a mid-range loader that offered both durability and smooth operation. Avoid the cheapest options as they may fail when you need them most.

Additional Features

Some speed loaders come with handy extras like belt clips, holster attachments, or protective cases. I found these features useful for quick access and safe storage.

My Final Tips

  • Always test your speed loader with dummy rounds before relying on it in real situations.
  • Practice your reloads regularly to build muscle memory.
  • Keep your speed loader clean and lubricated to maintain smooth operation.

By focusing on these points, I found a speed loader that perfectly suits my 357 Magnum and my shooting needs. I hope my experience helps you find the right one for your firearm!

Author Profile

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Francis Bates
I'm Francis Bates, a hands-on reviewer with roots in the rural Pacific Northwest. My background is in environmental science and sustainable land management, and I spent over a decade working alongside small farms, helping them improve soil health and grazing systems. Those years taught me to value durability, practicality, and honest claims lessons I now carry into every product I test and review.

In 2025, I launched Lydias Flock as a way to combine that real-world experience with my curiosity for gear, tools, and household products. Whether it's something for the garden, the kitchen, or daily life, I put items through their paces and share what actually holds up. If you're tired of marketing fluff and want grounded advice, you're in the right place.