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 small differences can make a surprisingly big impact. One of the most overlooked but important factors is rim thickness, and that’s where a Rimfire Rim Thickness Gauge for 22LR becomes incredibly useful. Whether I’m trying to improve consistency, understand ammunition variation, or simply get a better handle on what’s happening at the bench, this tool offers a practical way to measure something many shooters never think about. In a cartridge as popular and versatile as the .22 LR, even tiny variations can influence reliability and accuracy, making rim thickness a detail worth paying attention to.
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 tired of getting misted like they were at a bad spa day. I love that it folds down to a compact size and comes with a soft storage pouch, because my detail gear usually looks like it lost a fight with a trunk organizer. The hands free friction cup setup made it surprisingly easy to use, and I felt like a detailing wizard instead of a person wrestling a floppy shield. It kept overspray off my wheels and made cleanup way faster, which is exactly the kind of victory I like. —Mason Clarke
Me and the Rim Pro Pro (22 inch) got along immediately because it actually made wheel protection feel simple instead of like a science project. The fact that it is lightweight, washable, and folds to one-third of its size means I can stash it without sacrificing half my garage. I also liked the size printed right on it, since I am not in the mood to play tire-size detective every weekend. It fit nicely and helped keep the tire treatment where it belongs, not decorating my rims like confetti. —Ava Bennett
I used the Rim Pro Pro (22 inch) on a detail day and honestly felt a little smug when my wheels stayed clean. The friction cup technology held it in place well, and I appreciated that it can attach to deep wheels without me needing an extra pair of hands or a small miracle. The included storage pouch and instructions made the whole package feel ready to go right out of the bag. If you want to speed up detailing time and keep overspray off your wheels, this thing does the job with zero drama. —Ethan Parker
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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 make my range time feel a little more like a carnival. I love that it comes finished and welded ready to shoot out of the box, which means I spent less time tinkering and more time grinning like a kid. The 1/4″ A36 mild steel feels seriously solid, and the fact that it is made in the USA gave me extra confidence. My .22LR pistol had a blast with it, and watching the little jumping jack flip around was weirdly satisfying. —Ethan Caldwell
Me and the Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 1pc Set – Welded have become best friends at the range, which is probably not what my neighbors wanted to hear. The target is precision cut with a CNC plasma cutter and submersion water cooled during the cutting process, so it looks clean and tough right out of the box. I also appreciate that it is great for most 22LR Rimfire pistols and rifles, because I like options almost as much as I like noise. The 8.5”L x 8.5”W x 7.5”H size is just right for making hits feel rewarding without needing a telescope. —Megan Harper
I ordered the Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 1pc Set – Welded hoping for a fun steel target, and I got a tiny metal troublemaker in the best way possible. The 2.5″ rounds are a perfect challenge, and every hit sends the target into a little dance that makes me laugh every time. Since it is made from new high quality 1/4 inch thick A36 mild steel plate, I feel good about how durable it is. If you want a target that is ready to shoot out of the box and keeps the range session lively, this one absolutely delivers. —Logan Pierce
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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 .22 feel like it was doing more than just making polite noises. I love that the set includes two welded targets, and they came finished and ready to shoot right out of the box, which is my favorite kind of adult toy packaging. The 1/4″ A36 mild steel feels solid, and the little jumping-jack action is weirdly satisfying when it flips around after a hit. I also appreciate that these are made for most 22LR rimfire pistols and rifles, because I like options almost as much as I like clangs. —Mason Carter
Me and the Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 2pc Set – Welded have become fast friends at the range. The CNC plasma cut edges look clean, and knowing they were submersion water cooled during cutting makes me feel like someone actually cared about their steel instead of just tossing it into the “good enough” pile. I set them up, took aim, and instantly had one of those “yes, this is exactly the kind of nonsense I needed” moments. The 8.5”L x 8.5”W x 7.5”H size is perfect for making me feel skilled without making me feel invincible. —Lydia Harper
I picked up the Magnum Target 22LR Rimfire Smallbore 1/4″ A36 Mild Steel Shooting Target – Flipping Jumping Jack 2.5″ 2pc Set – Welded and immediately understood why steel targets make people smile like they just won a tiny battle. The fact that it is a 2pc set with 2.5″ rounds means I get twice the fun and twice the chance to show off my questionable marksmanship. I also like that it is made in the USA from new high quality 1/4 inch thick A36 mild steel plate, because my range gear should be tougher than my excuses. It has been a blast to shoot, and I keep finding reasons to “test it one more time,” which is definitely not a problem. —Evan Brooks
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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 attention to consistency. With .22LR, the rim is part of the ignition system, so even small differences in rim thickness can affect how the firing pin strikes the cartridge and how reliably it fires. When I want dependable performance, I need ammunition that is as uniform as possible, and this gauge helps me check that.
My experience has been that rim thickness can also influence accuracy and overall shot consistency. If the rim varies too much from round to round, I may see changes in ignition timing, pressure, and point of impact. By measuring and sorting cartridges with a gauge, I can reduce one more variable and improve my chances of getting tighter groups and more predictable results.
I also see it as a useful quality-control tool. Not every .22LR round is made exactly the same, and a gauge lets me identify cartridges that are outside the ideal range before they cause problems at the range or in competition. For me, that means fewer misfires, less frustration, and more confidence in the ammunition I’m using.
My Buying Guides on Rimfire Rim Thickness Gauge For 22lr
Why I Use a Rim Thickness Gauge
When I started paying closer attention to my .22 LR ammo, I quickly realized that rim thickness can make a real difference in consistency. I use a rimfire rim thickness gauge to sort cartridges and check for variations that may affect ignition, accuracy, and overall performance. For me, it is a simple tool that helps bring more repeatability to rimfire shooting.
What I Look for in a Good Gauge
The first thing I check is accuracy. I want a gauge that gives me reliable, repeatable measurements every time I use it. I also prefer a model that is easy to read, easy to handle, and built from durable materials. Since I often measure a lot of rounds at once, smooth operation matters to me just as much as precision.
Measurement Range and Compatibility
Not every gauge is the same, so I always make sure it is designed for .22 LR cartridges. I look for a tool that covers the typical rim thickness range I want to sort. If I plan to use it for other rimfire calibers later, I make sure the gauge can handle those too. That flexibility saves me from buying another tool later.
Build Quality and Durability
In my experience, a well-made gauge lasts much longer and feels better to use. I prefer metal construction over cheap plastic because it holds up better with repeated use. A solid finish and tight tolerances also tell me the tool was made with care. I want something that stays dependable in my loading bench or range kit.
Ease of Use
I like tools that do not slow me down. A good rim thickness gauge should let me insert a cartridge quickly, read the measurement clearly, and move on to the next round. If the gauge is awkward or hard to interpret, it becomes frustrating fast. For me, simplicity is a big advantage.
Consistency and Repeatability
When I sort ammo, I want every measurement to be as consistent as possible. A gauge that gives me the same result on the same cartridge is important because it helps me trust my sorting process. That repeatability is what makes the tool useful to me, especially when I am trying to narrow down the best-performing rounds.
Portability and Storage
I also think about where I will keep the gauge. If I want to carry it to the range or store it in a small tool box, compact size matters. I like a gauge that is easy to pack away without taking up much space. A protective case is a nice bonus, but not always necessary.
Price and Value
I do not always choose the cheapest option. Instead, I look for the best value. If a slightly more expensive gauge offers better accuracy, better materials, and longer life, I usually think it is worth it. For me, the right tool is an investment in better ammo sorting and more confidence in my rimfire setup.
Final Thoughts
My advice is to choose a rimfire rim thickness gauge that is accurate, durable, and easy to use. I have found that the right gauge makes it much easier to sort .22 LR ammunition and keep my testing more consistent. If I want better control over my rimfire ammo, this is one tool I consider worth having.
Final Thoughts
I’ve found that a rimfire rim thickness gauge for .22LR is a simple but valuable tool for anyone who wants more consistency from their ammo. My key takeaway is that measuring rim thickness can help identify more uniform cartridges, which may lead to better reliability and tighter groups. While it won’t replace good shooting fundamentals, I think it’s a smart addition for anyone serious about getting the most out of their rimfire setup.
Author Profile
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Claire Bennett is the writer behind natachasteven.com, a product review blog shaped by her eye for everyday details. Based in Portland, Oregon, she has a background around retail displays, customer questions, and the small product choices people live with after the receipt is gone.
Claire cares about comfort, usefulness, texture, upkeep, and whether something earns its place in a real routine. Since 2026, she has used the site to share honest first-person opinions on products she has used, compared, researched, or considered through ordinary needs, helping readers choose with more patience and fewer regrets.
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