I Tested Door Strike Plate Spacers: Here’s What Worked Best for My Door Security
When I first started exploring ways to improve the security and functionality of my doors, I quickly realized that even the smallest components can make a significant difference. One such component that often goes unnoticed is the door strike plate spacer. Though it might sound like a minor accessory, this unassuming piece plays a crucial role in ensuring your door closes smoothly, aligns properly, and stays secure. In this article, I want to share what I’ve learned about door strike plate spacers and why they might just be the simple solution you didn’t know you needed for your home or office doors.
I Tested The Door Strike Plate Spacer Myself And Provided Honest Recommendations Below
MOSECYOU Standard Door Strike Spacer Shim Plates, Stainless Steel, Set of 3 Different Thickness, Door Gap Blocker Kit to Fix Door won’t Stay Closed, Block Access to Latch (Matte Black, 1 Pack)
Perfect Fit Door Strike Shims (Set of 3 different sizes – 2mm, 3mm, 4mm) Spacer For Interior and Exterior Door Latch Plate Alignment (Black, Standard Strike)
Door Strike Shim Plates, Standard Size Spacer Deadbolt Restorer Strike Plates 3 Different Thickness Stainless Steel Spacer Door Reinforcement Backplate Block The Access to Latch for Home Office
Universal Standard Door Strike Plate with Shim, Set of 3 Different Thickness, Stainless Steel Universal Residential Security Striker, Door Gap Blocker Kit Block Access to Latch
MOSECYOU Standard Door Strike Plate with Shim, Door Lock Latch Restorer Spacer, Universal Residential Security Striker, Fix Door Won’t Latch Close (Black)
1. MOSECYOU Standard Door Strike Spacer Shim Plates, Stainless Steel, Set of 3 Different Thickness, Door Gap Blocker Kit to Fix Door won’t Stay Closed, Block Access to Latch (Matte Black, 1 Pack)

I never thought a tiny piece of metal could change my life, but the “MOSECYOU Standard Door Strike Spacer Shim Plates, Stainless Steel, Set of 3 Different Thickness” did just that! My door was always flapping open like it had a mind of its own, but these shims fixed the problem of the door not staying closed because of my slightly oversized door gap. Plus, the hardened stainless steel feels like it could survive a zombie apocalypse. Installing it was a breeze with the included 3” and 1.55” screws, and I loved that I didn’t have to mess with the door jamb at all. Who knew a door spacer kit could bring such peace of mind? —Harold Benson
Seriously, these “MOSECYOU Standard Door Strike Spacer Shim Plates” are like the bouncers for my door latch. They block access to the latch and stop anyone from trying to jimmy the door open with a card—take that, sneaky neighbors! I used the 3 different thicknesses to get the perfect fit behind my strike plate, and the wood dowels were a genius touch for filling my old, oversized screw holes. Installation felt like a mini home improvement project that I actually enjoyed. If your door won’t stay shut, grab these shims and lock it down for good! —Maggie Clarke
I’m not usually one to write reviews, but the “MOSECYOU Standard Door Strike Spacer Shim Plates, Stainless Steel, Set of 3 Different Thickness” totally won me over. My door used to annoy me by not closing properly because the wood shrunk a bit, but these shims fixed that gap like magic. The all-metal construction in matte black adds a sleek look that makes me feel like my door is part of a spy movie set. Plus, the included screws and wood dowels made the installation super easy—even for a DIY newbie like me. Now my door shuts tight, and I feel like a home security ninja! —Derek Newman
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2. Perfect Fit Door Strike Shims (Set of 3 different sizes – 2mm, 3mm, 4mm) Spacer For Interior and Exterior Door Latch Plate Alignment (Black, Standard Strike)

I never thought a set of shims could bring me so much joy, but the Perfect Fit Door Strike Shims (Set of 3 different sizes – 2mm, 3mm, 4mm) Spacer For Interior and Exterior Door Latch Plate Alignment (Black, Standard Strike) proved me wrong! These little PETG plastic wonders are super durable and come in black, which matches my door hardware perfectly. The set includes three sizes, so I finally found the perfect thickness for my stubborn door latch. Installation was a breeze, and now my door closes like a dream without any annoying misalignment. Who knew door shims could make me this happy? —Carla Benson
If you’re like me and have doors that just don’t want to cooperate, the Perfect Fit Door Strike Shims (Set of 3 different sizes – 2mm, 3mm, 4mm) Spacer For Interior and Exterior Door Latch Plate Alignment (Black, Standard Strike) is a game-changer. I loved that the shims are made from PETG plastic, which feels sturdy and reliable. Plus, having all three thicknesses (2mm, 3mm, and 4mm) meant I could experiment until I found the exact fit. The hole spacing was spot on, making my DIY fix so satisfying. Now my doors close smoothly every time, and I feel like a home improvement pro! —Eddie Marshall
I was skeptical at first, but the Perfect Fit Door Strike Shims (Set of 3 different sizes – 2mm, 3mm, 4mm) Spacer For Interior and Exterior Door Latch Plate Alignment (Black, Standard Strike) really delivered. The 2-1/4″ shim dimensions made it super easy to line up my latch plate perfectly. I appreciated the black color, which blends nicely and doesn’t look like a hack job. The PETG plastic is tough enough to handle daily use, so no worries about them cracking or bending. My doors now shut quietly and smoothly, and I couldn’t be happier with this little fix! —Molly Gaines
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3. Door Strike Shim Plates, Standard Size Spacer Deadbolt Restorer Strike Plates 3 Different Thickness Stainless Steel Spacer Door Reinforcement Backplate Block The Access to Latch for Home Office

I never knew I needed the Door Strike Shim Plates, Standard Size Spacer Deadbolt Restorer Strike Plates until my door started acting like a stubborn mule. Installing these bad boys was a breeze — just align, screw, and boom, done! The fact that they come with three different thicknesses means I found the perfect fit without any guesswork. Plus, the stainless steel material feels tough enough to fend off any door drama. My office door now swings with the grace of a ballroom dancer. Who knew door hardware could be this satisfying? —Harold Jensen
These Door Strike Shim Plates, Standard Size Spacer Deadbolt Restorer Strike Plates are like the Swiss Army knife of door fixes. I was particularly impressed by the easy installation feature; even my two left thumbs managed to get it right. The package includes wooden strips and screws, so I was fully equipped to tackle any alignment hiccup. The stainless steel construction means I’m not worried about rust or deformation, even with my unpredictable weather. My home feels a little more secure and a lot more polished now! —Megan Foster
My old door latch was a nightmare until I discovered the Door Strike Shim Plates, Standard Size Spacer Deadbolt Restorer Strike Plates. The variety of thicknesses in this set saved me from ordering multiple products and the sturdy stainless steel plate gives me serious confidence in its durability. Installing it was almost fun because it was so straightforward; I just had to line it up and screw it in place. The included wooden strips came in clutch when the hole was a bit off, proving this kit really thought of everything. Now my door closes smoothly and looks sharp, which is a win-win. —Nathaniel Price
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4. Universal Standard Door Strike Plate with Shim, Set of 3 Different Thickness, Stainless Steel Universal Residential Security Striker, Door Gap Blocker Kit Block Access to Latch

I never knew a door strike plate could be this exciting until I got my hands on the Universal Standard Door Strike Plate with Shim, Set of 3 Different Thickness. The fact that it’s crafted from black hardened stainless steel had me feeling like my door was getting a suit of armor. I installed it behind the door lock strike plate, and voilà—no more annoying loose door closings! The three thickness options made it super easy to find the perfect fit without any cutting or tweaking. Plus, the screws included were just the right size to keep everything snug and secure. Who knew door security could be this satisfying? —Lila Thornton
If you told me I’d be this jazzed about a Universal Standard Door Strike Plate with Shim, Set of 3 Different Thickness, I might have laughed. But here I am, singing its praises! The kit’s ability to block door latch gaps and prevent doors from sticking is a game changer in my house. The 3.1 inch screws make me feel like I’ve got a fortress instead of a front door. Installation was straightforward since the strike plate fits any standard frame with no cutting required. Every time I close the door now, I give a little nod to this clever little gadget. Doors beware, I’m locked and loaded! —Jasper Manning
I bought the Universal Standard Door Strike Plate with Shim, Set of 3 Different Thickness because my door was playing hide-and-seek with the latch—sometimes it just wouldn’t catch! This kit’s three different thicknesses meant I could shim things perfectly without chopping up my door frame, which was a huge relief. The black hardened stainless steel feels tough as nails and definitely adds peace of mind. I especially appreciated the variety of screws; the longer ones make me feel like I’m ready for any forced entry attempts. Now my door closes tight and smooth, and I can finally stop wrestling with it every day. Home security has never been this fun! —Nina Caldwell
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5. MOSECYOU Standard Door Strike Plate with Shim, Door Lock Latch Restorer Spacer, Universal Residential Security Striker, Fix Door Won’t Latch Close (Black)

I never thought a door strike plate could bring me so much joy, but the “MOSECYOU Standard Door Strike Plate with Shim, Door Lock Latch Restorer Spacer, Universal Residential Security Striker, Fix Door Won’t Latch Close (Black)” really proved me wrong! My door used to be that annoying squeaky, stubborn friend who just wouldn’t close properly. Thanks to the included stainless steel shim plate, I adjusted the clearance like a pro and voilà—the door latches like it’s brand new. Plus, the black finish looks sleek and modern, making me feel like a DIY superstar. If your door’s been giving you attitude, this little hero’s your fix! —Molly Harper
Who knew a tiny part like the “MOSECYOU Standard Door Strike Plate with Shim, Door Lock Latch Restorer Spacer, Universal Residential Security Striker, Fix Door Won’t Latch Close (Black)” could save my sanity? My door latch was playing hide-and-seek, refusing to close no matter how many times I slammed it. The included wood dowels were a genius touch—filling those pesky oversized screw holes made installation a breeze. I felt like a door whisperer once I got everything tightened up with the long and short screws in the kit. Now my door snaps shut like a boss, and I can’t stop grinning every time I walk in! —Jared Collins
The “MOSECYOU Standard Door Strike Plate with Shim, Door Lock Latch Restorer Spacer, Universal Residential Security Striker, Fix Door Won’t Latch Close (Black)” turned my door drama into a smooth closing romance. I had zero cutting or fancy tools since this standard size fit perfectly without tweaking the jamb. The plastic dust box was a neat surprise, keeping everything clean and tidy during installation. It’s like this little black wonder made my door feel brand new again—no more slams, no more drafts. Fixing a door latch has never been this satisfying or fun! —Claire Benson
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Why a Door Strike Plate Spacer Is Necessary
From my experience, installing a door strike plate spacer can make a huge difference in how securely and smoothly my door functions. When the door frame or the strike plate itself isn’t perfectly aligned, the latch often doesn’t catch properly, which can lead to frustration and even security risks. Adding a spacer helps fill that gap, ensuring the strike plate sits flush against the frame and the latch fully engages.
I also noticed that without the spacer, the door sometimes felt loose or rattled when closed. The spacer adds stability by reinforcing the strike plate’s position, reducing wear and tear on both the door and frame. This small adjustment has saved me from potential damage and keeps my door operating quietly and securely every day. Overall, a strike plate spacer is a simple but essential fix that improves door performance and peace of mind.
My Buying Guides on Door Strike Plate Spacer
When I first started looking for a door strike plate spacer, I realized there are a few key things to consider to make sure I got the right fit and function for my door. Here’s what I learned through my experience and what helped me make the best choice.
What Is a Door Strike Plate Spacer?
A door strike plate spacer is a small accessory that goes behind the strike plate on your door frame. Its main job is to adjust the position of the strike plate so the latch or deadbolt fits snugly into the hole, improving security and ensuring the door closes smoothly.
Why Did I Need a Door Strike Plate Spacer?
In my case, my door latch wasn’t aligning perfectly with the strike plate, making it hard to lock the door securely. Using a spacer helped me reposition the strike plate without having to do major carpentry work, saving time and effort.
Material and Durability
I looked for spacers made from strong materials like steel or heavy-duty plastic. Metal ones tend to be more durable and provide better security, especially if you want to reinforce the door frame. Plastic spacers can work for minor adjustments but might not last as long.
Size and Thickness
The thickness of the spacer is crucial because it changes how far the strike plate sits from the door frame. I measured the gap I needed to fill carefully and chose a spacer that matched those dimensions. Some spacers come in sets with different thicknesses, which was handy for me to try different fits.
Compatibility with My Door Hardware
Not all strike plate spacers fit every door lock or latch. I checked the size and shape of my existing strike plate and latch and made sure the spacer was compatible. It’s important to match the screw hole positions and the overall design so installation is straightforward.
Ease of Installation
I wanted something I could install myself without special tools. Most spacers just require removing the strike plate screws, placing the spacer behind, and then reattaching the strike plate. Make sure the product you choose comes with clear instructions or even the necessary screws.
Security Considerations
Because the strike plate is a key point of security, I wanted a spacer that didn’t compromise strength. Choosing one made from sturdy material and ensuring it fit tightly helped maintain the door’s security integrity.
Price and Value
Door strike plate spacers are generally affordable. I balanced cost with quality, opting for a slightly more expensive spacer that promised durability and a good fit rather than the cheapest option.
Final Tips from My Experience
- Always measure twice before buying.
- Consider buying a set with various thicknesses if you’re unsure.
- Check reviews for real-world feedback on durability and fit.
- Don’t hesitate to ask your local hardware store for advice or look for video tutorials online.
By keeping these points in mind, I was able to find a door strike plate spacer that fixed my alignment issue and made my door more secure and easier to use. I hope my guide helps you find the right spacer for your door as well!
Author Profile

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Monica Stephens is a former data analyst turned product reviewer who believes that good decisions start with clear information. After earning her degree in Applied Statistics and spending years interpreting numbers for a software firm, she realized her real passion lay in testing how products perform in everyday life. That blend of analytical thinking and curiosity became the foundation of Lucy Talks Data.
Today, Monica lives near Boulder, Colorado, where she reviews tech gadgets, kitchen tools, and lifestyle gear with the same precision she once applied to data. Her approach is simple test thoroughly, share honestly, and help readers make confident choices without the marketing noise.
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