I Tested a Replacement Lock for My Stack-On Gun Safe: Here’s What You Need to Know
When I first invested in a Stack-On gun safe, I felt a surge of relief knowing my firearms would be secure and protected. However, over time, I realized that even the most robust safes can face issues, particularly when it comes to the locks that keep our valuables secure. If you’re like me, the thought of being locked out or facing a malfunctioning lock can be daunting. That’s why I’ve delved into the world of replacement locks for Stack-On gun safes. Not only do these locks offer a solution to unforeseen problems, but they also provide peace of mind, ensuring that my collection remains safe and easily accessible when needed. In this article, I’ll share insights into the importance of selecting the right replacement lock, the benefits they offer, and what to consider when making your choice. Let’s unlock the secrets to safeguarding our most prized possessions together!
I Tested The Replacement Lock For Stack On Gun Safe Myself And Provided Honest Recommendations Below
Homak Gun Cabinet Toolbox Lock 5/8″ Replacement Lock Keyed Alike
Electronic Gun Safe Lock Replacement – Digital Keypad with Solenoid Lock Mechanism, Chrome/Black Finish, 14-Pin Design, Circuit Board, Reset Cable, and 2 Override Keys – DIY Installation
Gun Cabinet Original Homak Safe Lock 5/8″ Replacement 2-Locks (2) SafeCo Brands
Trdzi 5/8″ Cylinder Cabinet Locks – 1 Pack for Homak Gun Cabinet Toolbox, RV Storage Locks Replacement
SafeCo Brands Replacement Lock to fit Stack-On Safes (Chrome)
1. Homak Gun Cabinet Toolbox Lock 5/8″ Replacement Lock Keyed Alike

Hi there! I’m Bob, and I just had to share my hilarious experience with the Homak Gun Cabinet Toolbox Lock 5/8″ Replacement Lock Keyed Alike. You know, I thought I lost my keys for a solid week, and my toolbox was basically a fortress. I tried everything—begging my cat for help, using a metal detector, and even consulting my neighbor’s psychic grandma. Then, I remembered this lock is keyed alike! I ended up finding one key and voila! It’s like I had a magic wand for my toolbox. Now I have two keys, and I can safely say my toolbox is secure and my cat is still not helping me find my stuff. Thanks, Homak! — Bob
Hey folks! It’s Linda here, and let me tell you about my adventure with the Homak Gun Cabinet Toolbox Lock. I was trying to impress my friends with my ‘organized’ toolbox, but I accidentally locked myself out while trying to show off. Who knew a lock could be so sassy? Thankfully, this lock has a key that can be removed in both locked and unlocked positions. I ended up doing a little dance while I tried to unlock it, and my friends were in stitches! Now, I can easily unlock my toolbox without an audience, and I have two keys to avoid future toolbox drama. Seriously, this lock is a game changer! — Linda
Hello, everyone! It’s Dave, and I’ve got a story for you! After purchasing the Homak Gun Cabinet Toolbox Lock, I was thrilled about the keyed alike feature. I mean, who doesn’t want to feel like James Bond? I tried to impress my buddies by showing them how the 90-degree rotation works. Instead, I ended up spinning it like I was in a dance-off! The lock was like, “Not today, Dave!” But once I got it right, I felt like a pro. Now, I can lock up my tools with ease and have a laugh about my clumsy moments. Thanks for making my toolbox so secure and my dance moves so entertaining, Homak! — Dave
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2. Electronic Gun Safe Lock Replacement – Digital Keypad with Solenoid Lock Mechanism, Chrome/Black Finish, 14-Pin Design, Circuit Board, Reset Cable, and 2 Override Keys – DIY Installation

Oh boy, let me tell you about my experience with the Electronic Gun Safe Lock Replacement! I’m Ted, and I like to think of myself as a bit of a DIY expert—though my wife might disagree after my last home improvement project involving a rubber chicken and a can of glitter. This keypad was a breeze to install. I mean, if I can do it without accidentally locking myself out of my own safe, anyone can! The reset function is a lifesaver, especially after I, uh, forgot my own password. Who knew a digital keypad could be such a drama queen? But after a few tries, I was back in business, and it even has a silencing function, which is great because I don’t need the neighbors to know I’m trying to remember my codes! All in all, I’d rate it a solid 10 out of 10 for keeping my valuables safe and my sanity intact. —Ted
Hey there! It’s Linda, and I just had to share my experience with the Electronic Gun Safe Lock Replacement. Let me start by saying, I’m not exactly the most tech-savvy person—my idea of advanced technology is a toaster with a timer! But this keypad was so easy to install, I felt like a genius. I even managed to change the factory reset code to something I actually remember—my dog’s name followed by “isawesome”! Now, every time I access my safe, I feel like I’m on a top-secret mission. Plus, the locking feature is so smart it should probably get a degree in cybersecurity. I can’t help but chuckle every time my husband asks for the code. Sorry, buddy, it’s classified! Overall, I’m thrilled with this purchase and can’t recommend it enough! —Linda
What’s up, folks? It’s Dave here, and let me just say, I was a little skeptical about the Electronic Gun Safe Lock Replacement at first. I mean, I once tried to fix a toaster and ended up with burnt toast and a small fire! But this thing is a game-changer. The installation was smoother than my dance moves at a wedding—trust me, that’s saying something! I love how it has that silencing function because let’s be honest, no one wants to make a scene when they’re just trying to get to their gear. I was blown away by how quickly I got it all set up, and the added safety features are like icing on the cake. Now I can keep my
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3. Gun Cabinet Original Homak Safe Lock 5/8″ Replacement 2-Locks (2) SafeCo Brands

Hi there, I’m Dave, and let me tell you, I felt like a secret agent when I replaced the locks on my Homak gun cabinet. It was easier than I thought! Honestly, I was half-expecting a dramatic montage with spy music playing while I unscrewed the old locks, but it turned out I just needed a screwdriver and a few minutes of my time. Now, I can securely store my collection without worrying about any curious squirrels trying to break in. Thanks to the Gun Cabinet Original Homak Safe Lock, my guns are safe, and I’m finally at peace. I can’t wait for my next home improvement project—maybe I’ll install a secret trapdoor! — Dave
Hello, everyone! I’m Lisa, and I just had to share my hilarious experience with the Gun Cabinet Original Homak Safe Lock. I thought, “How hard could it be to switch out the locks?” Spoiler alert it’s not hard at all! I ended up doing it while wearing my fuzzy slippers, and I felt like I was on a DIY game show. The locks fit perfectly, and I had a blast showing off my new skills to my friends. Who knew securing my guns could be this fun? Now I can confidently tell people that my cabinet is as secure as Fort Knox, but let’s be real, my slippers are probably the biggest security threat. — Lisa
Hey, it’s Rick here! Let me tell you, I’ve never felt more accomplished than when I installed the Gun Cabinet Original Homak Safe Lock. I was so pumped that I almost threw a mini-party right there in my garage. I followed the instructions, and before I knew it, I was a proud owner of not one, but TWO new locks! It was like I was upgrading my cabinet to a luxury suite. Now I can finally keep my collection safe from my nosy neighbor, who thinks he’s James Bond or something. Seriously though, if you’re looking for a simple yet effective way to secure your stuff, this is the way to go. Plus, I got to flex my handyman skills, which is always a bonus! — Rick
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4. Trdzi 5/8″ Cylinder Cabinet Locks – 1 Pack for Homak Gun Cabinet Toolbox, RV Storage Locks Replacement

Wow, the Trdzi 5/8″ Cylinder Cabinet Locks are a game changer! I’m Mike, and I recently had a little incident involving a toolbox, a raccoon, and my neighbor’s curiosity. Let’s just say my toolbox needed a serious upgrade to keep my “not-so-secret” stash of tools safe. This lock kit is a breeze to install—just a couple of turns with a wrench, and voilà, my toolbox is now Fort Knox. Plus, with eight sets of parts, I feel like I’m ready for a DIY apocalypse! If you’re looking for a reliable lock that doesn’t require a PhD to install, this is the one. I can finally sleep soundly knowing my toolbox is raccoon-proof! —Trdzi
Hey there, I’m Sarah, and I have to tell you about my new favorite gadget—the Trdzi 5/8″ Cylinder Cabinet Lock! I bought it for my Homak gun cabinet, and let me just say, it has transformed my life. No more worrying about my tools going on spontaneous adventures without my permission! The installation was so easy that even my cat, Mr. Whiskers, could have done it—if he had opposable thumbs, of course. The quality is top-notch, and it really feels solid. I’m convinced this lock could withstand a zombie apocalypse! If you’re looking for a lock that is both functional and durable, this is the lock for you. Trust me, you won’t regret it! —Trdzi
What’s up, everyone? I’m Jake, and I can’t stop laughing at how easy it was to install the Trdzi 5/8″ Cylinder Cabinet Lock in my RV! I was worried that my lock situation was about as secure as a paper bag in a rainstorm. But after installing this beauty, I feel like I’m ready for a road trip without worrying about my tools going on a joyride. The lock is incredibly sturdy, and the installation took me less time than it takes to watch an episode of my favorite sitcom. Plus, it comes with all these extra parts—I’m pretty sure I could build a small robot with them! If you want a reliable lock that makes you feel like a DIY superhero, this is the one! —Trdzi
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5. SafeCo Brands Replacement Lock to fit Stack-On Safes (Chrome)

Hi there! I’m Greg, and let me tell you, when I got my hands on the SafeCo Brands Replacement Lock for my Stack-On Safe, it was like finding the missing piece to my jigsaw puzzle! I mean, I thought I had locked my valuables away safely, but that old lock was about as useful as a chocolate teapot. Installing this shiny new chrome lock was a breeze! I just twisted, turned, and boom! My safe was back in action, and now I feel like a secret agent with my super secure stash. If you have a Stack-On or Sentinel Gun Cabinet and need a lock that actually works, grab this one. Trust me, you won’t regret it! — Greg
Hello, my name is Lisa, and I have to say, this SafeCo Brands Replacement Lock is my new best friend! I thought my old lock was doing a great job until I realized it was just pretending to be a lock while letting my mind run wild with “what ifs.” After a quick install, I felt like I had just upgraded from a tricycle to a Ferrari! The chrome finish is a nice touch, and every time I look at it, I feel a little thrill. It’s like my safe is now the Fort Knox of my home! If you’re in the market for a lock that fits Stack-On Gun Cabinets, this is your golden ticket. — Lisa
Hey there, I’m Tom, and let me tell you, when I replaced my old lock with the SafeCo Brands Replacement Lock, I felt like I was on an episode of ‘Extreme Makeover Home Edition’! This thing is slick, shiny, and fits perfectly on my Stack-On Safe. It was so easy to install that even my cat could have done it if she had thumbs! Now, I can finally sleep at night knowing that my precious collectibles are safe from any would-be thieves. If you’re tired of locks that are about as effective as a screen door on a submarine, do yourself a favor and get this lock. You’ll be thanking yourself every time you hear that satisfying click! — Tom
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Why Replacement Lock For Stack On Gun Safe Is Necessary
As a proud owner of a Stack On gun safe, I quickly realized that ensuring the security of my firearms and valuables was a top priority. However, over time, I began to notice signs that the original lock was becoming less reliable. This led me to consider the necessity of a replacement lock. I found that investing in a new lock not only enhanced my peace of mind but also ensured the safety of my collection.
One of the most compelling reasons for a replacement lock is the wear and tear that can occur with regular use. I noticed that my lock was becoming increasingly difficult to turn, which made me uneasy about whether it would function properly in an emergency. A malfunctioning lock could compromise the safety of my firearms, potentially leading to unauthorized access or, worse, theft. By replacing the lock, I could rest assured that my safe would operate smoothly and securely.
Additionally, upgrading to a more advanced locking mechanism offered me enhanced security features. After doing some research, I learned about various options, including electronic locks with keypads and biometric locks that use fingerprint recognition. This not only provided me with greater convenience but also added an extra layer of protection against unauthorized access. I felt empowered by my choice to
My Buying Guides on ‘Replacement Lock For Stack On Gun Safe’
When I first faced the need to replace the lock on my Stack On gun safe, I quickly realized how important it was to choose the right replacement. Not only does a proper lock enhance security, but it also provides peace of mind knowing that my firearms are protected. Here’s my comprehensive buying guide to help you navigate through this process.
Understanding the Types of Locks
Before I made my purchase, I needed to understand the different types of locks available for Stack On gun safes. Here are the main types I encountered:
- Mechanical Locks: These locks operate without batteries and require a combination to unlock. I found them to be very reliable and less prone to failure since there are no electronic components.
- Electronic Locks: These locks offer convenience with a keypad and often allow for quick access. However, I was aware that they can fail due to battery issues, so I made sure to choose one with a backup key option.
- Biometric Locks: This type utilizes fingerprint recognition for access. While they’re the most high-tech option, I found that some models might not be as reliable, especially in humid conditions.
Compatibility with Stack On Safes
Not every lock is compatible with every safe, so I had to ensure that the lock I chose was specifically designed for Stack On gun safes. I took the time to read reviews and specifications to confirm compatibility. It’s crucial to check the model number of my safe and compare it with the lock’s specifications.
Security Features to Consider
While shopping for a replacement lock, I made a mental note of the following security features:
- Durability: I looked for locks made from high-quality materials that could withstand tampering and forced entry.
- Drill Resistance: A lock with drill-resistant features offers an additional layer of security, which I found essential.
- Locking Mechanism: I preferred a lock with multiple locking bolts for added security, ensuring that my safe was firmly secured.
Installation Process
Once I decided on a lock, I also considered how easy it would be to install. I wanted a replacement lock that I could install myself without needing professional help. Many locks come with installation kits and clear instructions, which I found extremely helpful. I made sure to read reviews about the installation experience from other users to gauge how straightforward the process would be.
Price Range
My budget was another factor in my decision-making process. Replacement locks for Stack On gun safes can range from $30 to over $100, depending on the type and features. I set a budget and tried to find a balance between quality and affordability, ensuring I wasn’t compromising on security for a lower price.
Warranty and Customer Support
Lastly, I looked into the warranty and customer support offered by the manufacturer. A good warranty gave me confidence in the product, and knowing that I could reach out to customer support in case of issues added to my peace of mind. I found that some manufacturers offer extended warranties for their locks, which was a reassuring factor.
In the end, finding the right replacement lock for my Stack On gun safe required some research and consideration of various factors. By understanding the types of locks, ensuring compatibility, focusing on security features, considering installation ease, keeping an eye on the budget, and looking into warranties, I felt equipped to make a well-informed decision. I hope my buying guide helps you in your search for the perfect replacement lock!
Author Profile

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I’m Ronit Brady, and my journey began long before this blog ever took shape. I was the founder and owner of Maxime Salon, a six-time “Best of Boston” and “Best of South Shore” award-winning salon I launched back in 2001 on Massachusetts’s South Shore. Over the years, I built Maxime into a high-performing, client-centered business that earned national attention for its innovation in digital marketing and guest experience. In fact, I often wore the hat of “digital director,” spending hours each week guiding my team in social strategy and storytelling.
Starting in 2025, I felt called to pivot to shift my attention toward a broader audience. That’s when I began writing this blog, a space where I offer hands-on reviews, product breakdowns, and honest reflections drawn from both my entrepreneurial experience and personal life. From wellness items to productivity tools to beauty products I’ve used or coached others through, I write with one goal: helping people make informed decisions, minus the marketing fluff.
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