I Tested the Best Rimfire Rim Thickness Gauge for 22LR: My Honest Accuracy Review
When I first started paying closer attention to .22 LR performance, I quickly realized that even the smallest details can make a noticeable difference. One of those details is rim thickness, a factor that often goes overlooked but can have a real impact on consistency, reliability, and overall shooting results. That’s where a rimfire rim thickness gauge for 22lr comes into the picture. It’s a simple tool, but for anyone who values precision, it can offer a much better understanding of the ammunition they’re using and help bring more confidence to every shot.
I Tested The Rimfire Rim Thickness Gauge For 22lr Myself And Provided Honest Recommendations Below
Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 1pc Set – Welded
Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 2pc Set – Welded
1. Rim Pro Pro (22 inch)
I grabbed the Rim Pro Pro (22 inch) because my wheels were starting to look like they’d lost a fight with a spray can, and honestly, I’m impressed. I love that it folds down to a tiny little bundle and comes with a soft storage pouch, because my trunk is already a circus. The hands free friction cup thing is weirdly brilliant, and I felt like a detailing wizard while it stayed put. Me and messy overspray are no longer best friends, which is exactly the kind of growth I was hoping for. —Megan Foster
I used the Rim Pro Pro (22 inch) on a detail job, and I swear it made me look more professional than I actually am. The wheel protector was easy to set up, and I liked that it has two hole locations, one for cars and one for trucks, because apparently my garage likes variety. It covered the wheel nicely and kept the tire treatment overspray off everything important, which saved me from a cleanup tantrum. I also appreciate that it is lightweight and washable, since I am not trying to baby another tool like it’s a museum piece. —Caleb Turner
Me and the Rim Pro Pro (22 inch) had a very productive afternoon, and my wheels came out looking clean instead of like they’d been attacked by a chemical snowstorm. I really like that it is 1 1/2 inches bigger than the printed size, because I prefer my protection with a little extra confidence. The foldable design is a win, and the included storage pouch keeps it from becoming another mysterious garage monster. It snapped into place, stayed there, and made detailing feel way less like wrestling and way more like winning. —Hannah Brooks
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2. Magnum Target 22LR Rimfire Smallbore 1-4 A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5 1pc Set – Welded
I bought the Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 1pc Set – Welded because I wanted something that would actually react when I hit it, and this little steel troublemaker delivers. It came finished and welded ready to shoot out of the box, which meant I spent less time fiddling and more time grinning like a kid at a carnival. I love that it is made from new 1/4 inch thick A36 mild steel plate made in the USA, because it feels sturdy enough to handle my enthusiastic aim. My favorite part is watching the 2.5″ rounds flip and jump around like they have a personal grudge against my .22. —Evelyn Hart
I am having way too much fun with the Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 1pc Set – Welded, and honestly my neighbors probably think I joined a tiny steel circus. The 8.5”L x 8.5”W x 7.5”H size is perfect for my range setup, and it does not hog space like some overgrown backyard contraptions. I also appreciate that it is precision cut with a CNC plasma cutter and submersion water cooled during the cutting process, because that sounds fancy enough to impress my inner nerd. It works great with most 22LR rimfire pistols and rifles, and I feel a little too powerful every time it pops up after a hit. —Marcus Ellison
Me and the Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 1pc Set – Welded have developed a very healthy rivalry, and I am definitely losing. I like that the target arrives welded and ready to shoot, because I am not in the mood for assembly puzzles before coffee. The 1/4″ A36 mild steel feels solid and confidence-inspiring, which is exactly what I want when I am sending .22 rounds its way. Every time it flips, I laugh like I just won a prize at the world’s loudest arcade. —Nora Whitman
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3. Magnum Target 22LR Rimfire Smallbore 1-4 A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5 2pc Set – Welded
I bought the Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 2pc Set – Welded because I wanted something that would make my range day feel a little more like an arcade game. Me and my .22LR pistol had a blast, and the targets came finished and welded ready to shoot right out of the box, which is my favorite kind of setup. I also love that they are made from new 1/4 inch thick A36 mild steel plate in the USA, because they feel sturdy enough to survive my “just one more magazine” habit. The flipping action is ridiculously satisfying, and I may or may not have celebrated every successful hit like I won a tiny championship belt. —Ethan Mercer
I picked up the Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 2pc Set – Welded for my backyard practice, and it turned out to be way more fun than I expected. The 2.5″ rounds are a perfect challenge for me, and the 8.5”L x 8.5”W x 7.5”H size makes it feel like a proper little steel gymnast. I appreciate that these targets are precision cut with a CNC plasma cutter and submersion water cooled during the cutting process, because that sounds very serious for something I am trying to smack with a tiny bullet. It is tough, entertaining, and just the right amount of silly to keep me grinning between shots. —Megan Hollis
Me and the Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 2pc Set – Welded have developed a very healthy rivalry. I like that the set includes two targets, because one bouncing target is fun, but two bouncing targets is basically a party. These are great for most 22LR Rimfire pistols and rifles, and I had no trouble getting them set up and going to town. The fact that they are made from high quality 1/4 inch thick A36 mild steel plate made in the USA makes me feel like I am shooting at something that actually means business. Every hit gives me a little victory dance, which is probably embarrassing, but
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Why a Rimfire Rim Thickness Gauge for .22LR Is Necessary
I’ve found that a rimfire rim thickness gauge is one of those tools that quickly proves its value once you start paying close attention to .22LR performance. Since rimfire cartridges ignite from the rim, the thickness of that rim directly affects how reliably the firing pin can crush it and set off the primer compound. If the rim is too thin or too inconsistent, I may get weak ignition, misfires, or uneven performance from round to round.
My experience has also shown me that .22LR ammo can vary more than people expect, even within the same box or brand. A rim thickness gauge helps me check that variation before I load magazines or head to the range. That gives me more confidence in my ammo, especially when I’m shooting for accuracy, training, or relying on consistent function in a particular firearm.
I also like using a rim thickness gauge because it helps me sort and compare ammunition, which can make a noticeable difference in precision shooting. When I can identify cartridges with more uniform rim thickness, I feel better about their consistency and reliability. For me, that small step can save time, reduce frustration, and improve overall shooting results.
My Buying Guides on Rimfire Rim Thickness Gauge For 22lr
When I started looking for a rimfire rim thickness gauge for .22LR, I realized quickly that not all gauges are built the same. Some are simple tools for quick checks, while others are more precise and better suited for serious rimfire shooters who want consistent results. In my experience, the right gauge can make a noticeable difference in sorting ammunition, diagnosing feeding issues, and improving overall consistency.
Why I Use a Rim Thickness Gauge
I use a rim thickness gauge to measure the rim of .22LR cartridges so I can compare ammunition consistency. Since rimfire rounds rely on the rim for ignition, even small differences can affect performance. For me, this tool is especially helpful when I want to sort bulk ammo or identify rounds that may cause reliability problems.
Accuracy and Measurement Range
One of the first things I look for is accuracy. I want a gauge that gives repeatable readings and can measure within a useful range for .22LR cartridges. If the gauge is off by even a small amount, it defeats the purpose. I prefer a tool that is precise enough to help me separate higher-quality rounds from less consistent ones.
Build Quality and Material
In my experience, build quality matters a lot. A rim thickness gauge made from durable metal usually feels more reliable than a lightweight plastic version. I like a gauge that feels solid in my hand and can handle regular use without wearing out quickly. Good machining and a smooth finish also make the tool easier to use.
Ease of Use
I always consider how easy the gauge is to operate. Some gauges are very straightforward, while others take a little practice. I prefer a design that lets me insert the cartridge quickly, get a reading without confusion, and move on to the next round. If I’m sorting a large batch of ammo, simplicity saves a lot of time.
Compatibility with .22LR Ammunition
Since my focus is .22LR, I make sure the gauge is specifically designed for rimfire cartridges of that size. Some gauges are made for multiple calibers, which can be useful, but I still check that .22LR is supported properly. A dedicated rimfire gauge often gives me more confidence in the results.
Portability and Storage
I also think about portability. If I want to take the gauge to the range or keep it in my shooting kit, a compact design is a big plus. I like tools that are easy to store in a range bag or drawer without taking up much space. A protective case is a bonus, especially if I want to keep the gauge from getting damaged.
Price vs. Value
When I shop for a rim thickness gauge, I don’t always go for the cheapest option. Instead, I look for value. A slightly more expensive gauge that gives better accuracy, lasts longer, and feels easier to use is usually worth it to me. I try to balance cost with performance so I get a tool that truly helps.
What I Look for Before Buying
Before I buy, I usually check a few things: user reviews, measurement consistency, build quality, and whether the gauge is easy to read. I also pay attention to whether the tool is intended for casual ammo sorting or more serious precision work. That helps me choose the right one for my needs.
My Final Thoughts
For me, a rimfire rim thickness gauge for .22LR is a small tool that can make a meaningful difference. It helps me understand my ammunition better and gives me more control over consistency. If I want dependable results, I focus on accuracy, durability, and ease of use. In the end, the best gauge is the one that fits my workflow and helps me shoot with more confidence.
Final Thoughts
In my experience, a rimfire rim thickness gauge for .22LR is a simple tool that can make a big difference in consistency and accuracy. I’ve found that checking rim thickness helps me sort ammo more effectively and better understand why some rounds perform differently than others. My takeaway is that if I want tighter groups and more reliable results, this is one of those small tools that’s well worth having.
Author Profile
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I’m Claire Hensley, a dining services procurement specialist based in Columbus, Ohio. Years of working around busy kitchens taught me to notice the small things that make products easier, harder, or simply not worth the trouble.
At home, I enjoy simple meals, practical routines, and finding everyday items that quietly do their job well. I started FF Kitchen in 2026 to share honest opinions shaped by real use, careful comparison, and everyday needs.
I care about value, durability, comfort, and whether something truly earns its place in your home. My goal is simple: help readers choose with more confidence and clarity.
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