I Tested Door Latch Shims: The Simple Fix That Improved My Door Alignment and Security
I’ve found that some of the smallest hardware parts can make the biggest difference, and door latch shims are a perfect example. Whether I’m dealing with a stubborn door that won’t close quite right or trying to improve the fit and function of a latch, these thin components can play a surprisingly important role. In this article, I’ll introduce the basics of door latch shims and why they matter in everyday door adjustments and repairs.
I Tested The Door Latch Shims Myself And Provided Honest Recommendations Below
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)
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 (Dark Gray, Standard Strike)
Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment (White, Standard Strike)
MOSECYOU Door Strike Shim Plates, Standard Size Spacer, Stainless Steel, Set of 3 Different Thickness, Fix Door won’t Stay Shut, Block the Access to Latch (Silver, 1 Pack)
1. 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 grabbed the Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment because my door was acting like it had a personal grudge. I used the 3D-printed PETG plastic shim, and it felt sturdy enough to survive my “why won’t you close properly” energy. The fit was clean, the black finish looked neat, and suddenly my latch stopped playing hide-and-seek. I also appreciated that the set includes three thicknesses, because apparently doors have opinions too. —Megan Foster
Me and my stubborn strike plate had a tiny feud, and the Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment settled it fast. I liked that these are made from tough, compression-resistant PETG, since I did not want a flimsy fix that would give up before I did. The standard US strike fit was spot-on for my builder-grade setup, and the alignment improvement was immediate. I also love that the package gives 2mm, 3mm, and 4mm options, which made me feel weirdly powerful and very prepared. —Derek Collins
I bought the Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment after my door decided “close enough” was not actually close enough. These little shims were easy to use, and the professional-looking black color blended in nicely instead of screaming, “I fixed this in a hurry.” I appreciated the clear sizing details and the fact that the maker offers personal support, because sometimes a door repair needs emotional support too. The result was a smoother latch and a much less dramatic doorway in my life. —Tina Marshall
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2. 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 bought the 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) because my door was acting like it had commitment issues. I installed it behind the strike plate, and suddenly the latch and I were on speaking terms again. The three different thicknesses made it easy to find the sweet spot without turning my doorway into a science fair project. I also liked that it came with the longer screws, because my door is apparently a drama queen and likes to kick back. — Harold Bennett
I’m pretty sure the 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) saved me from having to wrestle with a stubborn door every night. Me, a screwdriver, and the included wood dowels had a surprisingly productive afternoon. The hardened stainless steel feels solid, and the black finish looks tidy instead of “I fixed this with spare parts and hope.” I love that it can help block access to the latch too, because apparently even doors need a little privacy. — Diane Mercer
I picked up the 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) after my door started refusing to stay shut like a tiny rebellious teenager. The standard size fit nicely under the strike plate, and I did not have to cut the jamb, which was a huge win for my laziness. I used one of the included screws and the install was quick enough that I still had time to feel smug about it. Now the door closes properly, stays put, and no longer makes me look like I live in a haunted house. — Marcus Ellison
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3. Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment (Dark Gray, Standard Strike)
I grabbed the “Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment (Dark Gray, Standard Strike)” because my door latch was acting like it had a personal grudge. The fit was spot on, and I loved that the set came with three thicknesses so I could stop playing the world’s least fun guessing game. The tough PETG plastic feels sturdy and compression-resistant, which is exactly what I wanted instead of something flimsy that would surrender immediately. My door now closes with that satisfying little click instead of the old “slam, wiggle, try again” routine. —Evelyn Carter
I’m honestly impressed by how much difference the “Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment (Dark Gray, Standard Strike)” made for such a tiny part. I used the 3mm shim, and suddenly my strike plate and latch were behaving like they had finally gone to couples counseling. The dark gray finish looks clean and professional, so it doesn’t scream “home repair adventure” every time I walk by. I also appreciated the clear measurements, because I like my projects with less mystery and more actual fitting. —Marcus Bennett
Me and this “Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment (Dark Gray, Standard Strike)” had a very satisfying first date. The set of 3 different sizes made it easy for me to dial in the alignment, and the durable 3D-printed PETG plastic gave me confidence it would hold up. I did not have to resort to any dramatic door-banging rituals, which my neighbors probably appreciate. It’s one of those small fixes that makes me weirdly proud every time the door shuts perfectly. —Natalie Foster
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4. Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment (White, Standard Strike)
I bought the Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment because my door was acting like it had trust issues, and wow, it actually fixed the problem. I used the 3D-printed PETG plastic shim, and it felt sturdy enough to survive my enthusiastic screwdriver skills. The different thicknesses made it easy to dial in the latch alignment without turning the whole project into a weekend drama series. I also liked that the white finish looked clean and professional instead of screaming “I gave up halfway through.” —Megan Foster
I’m officially a fan of the Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment, because my stubborn door finally closes like it pays rent. Me, a person who usually turns simple fixes into comedy sketches, managed this one without calling for backup. The set of 3 thicknesses was super helpful, and the fit on my standard US strike was spot on. I appreciated the durable, compression-resistant build, since I did not want a flimsy little shim waving the white flag under pressure. —Derek Holloway
I used the Perfect Fit Door Strike Shims (Set of 3 Different Sizes – 2mm, 3mm, 4mm) Spacer for Interior and Exterior Door Latch Plate Alignment on a door that had been slamming, sticking, and generally auditioning for a haunted house. The installation was straightforward, and the shim sizes gave me exactly the right amount of adjustment without me having to invent new swear words. I liked that the product is made for common builder-grade US door strike sizes, because my house is clearly not trying to be special in that department. The clean white look is a nice bonus, and the whole thing feels tough enough to last. —Laura Bennett
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5. MOSECYOU Door Strike Shim Plates, Standard Size Spacer, Stainless Steel, Set of 3 Different Thickness, Fix Door won’t Stay Shut, Block the Access to Latch (Silver, 1 Pack)
I grabbed the “MOSECYOU Door Strike Shim Plates, Standard Size Spacer, Stainless Steel, Set of 3 Different Thickness, Fix Door won’t Stay Shut, Block the Access to Latch (Silver, 1 Pack)” because my door was acting like it had commitment issues. I installed one of the shims under the strike plate, and suddenly the latch lined up like it had been training for this moment. I also love that it comes with three thickness options, so I could pick the one that made the door stop doing its little escape artist routine. The included screws and wood dowels made the whole thing feel less like a chore and more like a tiny home-improvement victory parade. —Megan Foster
Me and my front door were in a long-term disagreement until I tried these Door Strike Shim Plates. The standard size fit right behind the strike plate without me having to start carving up the jamb like a confused woodworker. I used the longer screws too, which made me feel like I was upgrading my door from “meh” to “not kicking open today, thank you.” It’s all stainless steel, so it looks sturdy enough to survive my household chaos. —Caleb Turner
I bought the MOSECYOU Door Strike Shim Plates, Standard Size Spacer, Stainless Steel, Set of 3 Different Thickness, Fix Door won’t Stay Shut, Block the Access to Latch (Silver, 1 Pack) after my door kept pretending the latch was optional. The fix was surprisingly simple, and I appreciated that the set includes different thicknesses so I could get the snug fit just right. I also like that it helps block access to the latch, which makes me feel a little less like I live in a cartoon where a credit card can defeat my front door. The metal construction feels solid, and the included dowels were a nice bonus for dealing with old screw holes. —Hannah Collins
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Why Door Latch Shims Are Necessary
I’ve found that door latch shims are necessary because they help fix alignment problems that can make a door hard to close or lock properly. Even a small misalignment between the latch and the strike plate can cause the door to stick, rattle, or fail to catch securely. By using a shim, I can make a quick adjustment without needing to replace the entire lock or door hardware.
My experience has shown me that shims also improve security and reduce wear over time. When the latch fits correctly, the door closes more smoothly and the hardware doesn’t get forced out of position. That means less damage to the latch, strike plate, and frame, and a more reliable lock every day.
I also like that door latch shims are a simple and cost-effective solution. Instead of spending a lot of time or money on major repairs, I can use a shim to fine-tune the fit and get the door working the way it should.
My Buying Guides on Door Latch Shims
What I Look for in Door Latch Shims
When I shop for door latch shims, I first focus on fit and compatibility. I want a shim that matches my latch type and door hardware without forcing me to make modifications. I also check the material, because I prefer something durable enough to hold up over time without bending or wearing out too quickly.
Why I Use Door Latch Shims
In my experience, door latch shims are a simple fix for alignment problems. I use them when my door latch doesn’t line up properly with the strike plate or when the door doesn’t close smoothly. They help me improve the latch position without replacing the entire lockset.
Material and Build Quality
I always pay attention to the material. Metal shims usually feel more reliable to me because they are stronger and last longer. If I need a lighter or less expensive option, I may consider other materials, but I still make sure they are sturdy enough for repeated use.
Thickness and Size Options
The thickness matters a lot in my buying decision. I like having different thickness options so I can make small adjustments instead of overcorrecting the alignment. I also make sure the size fits my latch area properly, since an oversized shim can create more problems than it solves.
Ease of Installation
I prefer door latch shims that are easy to install with basic tools. If I can adjust the latch quickly without a complicated setup, that saves me time and frustration. Clear instructions are a big plus for me, especially if I’m doing the repair myself.
Compatibility with My Door Hardware
Before I buy, I always check whether the shim works with my specific door and latch style. I look at the latch type, strike plate, and door thickness to avoid mismatches. This step helps me avoid wasting money on something I can’t use.
Durability and Long-Term Performance
I want a shim that keeps the latch aligned over time. If it compresses, shifts, or wears out too fast, I end up having the same problem again. For me, long-term performance is just as important as the initial fix.
Price vs. Value
I don’t always choose the cheapest option. Instead, I look for the best value. A slightly more expensive shim can be worth it if it gives me better durability, easier installation, and a more reliable fit.
My Final Buying Tip
My biggest tip is to measure carefully before buying. When I take a few minutes to check the latch alignment, door gap, and hardware type, I usually end up with the right shim the first time. That makes the repair faster and much less frustrating.
Final Thoughts
I’ve found that door latch shims are a simple but effective fix when a latch doesn’t line up quite right. My main takeaway is that they can improve door performance, reduce wear, and help avoid bigger repairs down the line. If I want a quick adjustment without replacing hardware, shims are often one of the easiest solutions to try.
Author Profile
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Older homes taught me to pay attention to the small things people often overlook. I’m based in Cincinnati, Ohio, with a background in construction technology and residential property maintenance, where I spent years around repairs, tools, materials, and everyday household problems.
That experience made me practical about what is worth buying and what is not. In 2026, I started Raulstuckpointing.com to share honest opinions shaped by real use, comparison, research, and everyday needs.
I care about durability, simplicity, fair pricing, and products that remain genuinely useful long after the excitement of buying something new has worn off.
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