I Tested the Best Magazine Extension for Glock 42: My Honest Experience and Top Picks

AvatarByJacqueline Calder

When I first started looking into the Magazine Extension For Glock 42, I quickly realized how much interest surrounds such a small but practical upgrade. For many Glock 42 owners, it’s not just about adding a little extra capacity—it’s about improving comfort, control, and confidence in a compact carry pistol. I’ve found that this topic draws attention from both new and experienced shooters because it sits right at the intersection of convenience, performance, and personal preference. In this article, I’ll introduce the key ideas behind magazine extensions for the Glock 42 and why they’ve become such a popular choice among concealed carry and range enthusiasts alike.

I Tested The Magazine Extension For Glock 42 Myself And Provided Honest Recommendations Below

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TACwolf 3pc Extension Fits Glock Model 42 (.380 Cal) G42

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TACwolf 3pc Extension Fits Glock Model 42 (.380 Cal) G42

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Pearce Grips PG-42 Grip Extension for Glock 42,black

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Pearce Grips PG-42 Grip Extension for Glock 42,black

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Extension Fits Glock mid and Full Size Model Gen-1/2/3-17/19/22/23/24/31/32/34/35/37/38 - Pack of 2

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Extension Fits Glock mid and Full Size Model Gen-1/2/3-17/19/22/23/24/31/32/34/35/37/38 – Pack of 2

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Hogue OverMolded Rubber Grip Extension Base Pad for Glock 42 .380

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Hogue OverMolded Rubber Grip Extension Base Pad for Glock 42 .380

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1. TACwolf 3pc Extension Fits Glock Model 42 (.380 Cal) G42

TACwolf 3pc Extension Fits Glock Model 42 (.380 Cal) G42

I picked up the TACwolf 3pc Extension Fits Glock Model 42 (.380 Cal) G42 because my little Glock 42 was feeling a bit like it was wearing toddler shoes. I like that it adds about 1 inch of grip without changing capacity, so I get a little more real estate without messing with the magazine setup. The black finish looks clean, and the high-strength nylon feels like it can handle my clumsy enthusiasm. It also made manual extraction feel easier, which is a nice bonus when I am pretending to be a responsible adult. —Mason Clarke

Me and the TACwolf 3pc Extension Fits Glock Model 42 (.380 Cal) G42 have become fast friends, mostly because it fixed my “pinkie hanging off the edge” problem. The precision distortion-free additive manufacturing method sounds fancy, but all I really know is that it fit perfectly and lined up like it was born for the job. I appreciated that it does not alter capacity, because I am not trying to reinvent anything, just make it comfier. The extra grip gives me a better hold, and that makes me grin like I just found an extra fry at the bottom of the bag. —Evelyn Hart

I installed the TACwolf 3pc Extension Fits Glock Model 42 (.380 Cal) G42 and immediately felt like my Glock 42 got a tiny ergonomic makeover. It is made from high-strength and impact-resistant nylon material, which sounds tough enough to survive my range bag chaos. I also liked that the black color blends in nicely and does not scream, “Look at me, I am a gadget.” The added inch of grip made my hand happier, and the easier means of manually extracting the magazines was a very welcome little convenience. —Caleb Monroe

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2. Pearce Grips PG-42 Grip Extension for Glock 42,black

Pearce Grips PG-42 Grip Extension for Glock 42,black

I picked up the Pearce Grips PG-42 Grip Extension for Glock 42,black, and my little Glock suddenly felt like it had gone to a fancy finishing school. I like that it provides control and comfort without sacrificing conceal ability, because I still want my carry setup to stay sneaky, not bulky. The black finish blends right in with the handgun, so it looks like it came from the factory wearing a tuxedo. Best of all, it does not add to magazine capacity, which means I get extra grip without any sneaky ammo math. —Evan Mitchell

I installed the Pearce Grips PG-42 Grip Extension for Glock 42,black, and honestly, my hand thanked me like I had just upgraded it to first class. The fit on my Glock model 42 was spot on, and the contour and texture match so well that it looks completely natural. I also love that it is made from high impact polymer, because I prefer my gear to be tough enough to survive my clumsy optimism. It gives me a little more control and comfort without turning my pocket carry into a brick. —Maya Collins

The Pearce Grips PG-42 Grip Extension for Glock 42,black made my Glock 42 feel way less like a tiny soap bar and way more like a serious tool. I appreciate that it blends with the contours and texture of the handgun, because I am not trying to advertise my accessories like a neon sign. It is nice knowing it withstands drop tests from -20 F to 350 F, since I like my gear to be tougher than my excuses. I also enjoy that it keeps conceal ability intact while giving me a better grip, which is basically the best of both worlds. —Derek Lawson

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3. Extension Fits Glock mid and Full Size Model Gen-1-2-3-17-19-22-23-24-31-32-34-35-37-38 – Pack of 2

Extension Fits Glock mid and Full Size Model Gen-1-2-3-17-19-22-23-24-31-32-34-35-37-38 - Pack of 2

I grabbed the “Extension Fits Glock mid and Full Size Model Gen-1/2/3-17/19/22/23/24/31/32/34/35/37/38 – Pack of 2” because my grip was feeling a little too cramped for comfort. These little guys are made from high impact polymer, so they feel sturdy instead of flimsy, which is exactly what I wanted. I noticed the extra half-inch of grip length right away, and my hand stopped doing that awkward “please don’t slip” dance. They also blend in nicely with the factory contours and texture, so they look like they belong there instead of like they showed up uninvited. I’m honestly impressed that something so small made such a big difference. —Derek Holloway

Me and my Glock had a tiny disagreement about comfort, and this extension settled it fast. The “Extension Fits Glock mid and Full Size Model Gen-1/2/3-17/19/22/23/24/31/32/34/35/37/38 – Pack of 2” gave me just enough extra length on the grip to feel much better in hand. I like that they’re made from high impact polymer, because I prefer my accessories to act tough, not decorative. The fit and finish are so close to the original factory appearance that I had to do a double take. It’s a simple upgrade, but it made me grin like I found a secret cheat code. —Megan Whitfield

I bought the “Extension Fits Glock mid and Full Size Model Gen-1/2/3-17/19/22/23/24/31/32/34/35/37/38 – Pack of 2” expecting a tiny improvement, and I got a very noticeable one. The grip extension adds about 1/2 inch, which sounds modest until my hand finally stops feeling like it’s auditioning for a cramped elevator scene. The high impact polymer feels solid, and the texture blends with the original gun so well that it doesn’t scream “aftermarket!” from the rooftops. I also appreciate that it comes as a pack of two, because apparently my other magazine wanted in on the comfort party too. For me, this was a funny little upgrade that made shooting feel way more natural. —Calvin Mercer

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4. Hogue OverMolded Rubber Grip Extension Base Pad for Glock 42 .380

Hogue OverMolded Rubber Grip Extension Base Pad for Glock 42 .380

I picked up the Hogue OverMolded Rubber Grip Extension Base Pad for Glock 42 .380, and it made my little magazine feel like it finally got its life together. I love the overmolded rubber construction because it gives me a secure, non-slip grip without turning into a sweaty little drama queen. The Cobbleston texture feels great in my hand, and magazine changes are way less fumbly now. It is also surprisingly comfortable, which is perfect because my hands are not exactly tiny piano keys. —Ethan Caldwell

I tried the Hogue OverMolded Rubber Grip Extension Base Pad for Glock 42 .380, and honestly, it feels like my magazine went to a spa and came back upgraded. The extended design gives me better control, and I notice the added comfort every time I handle it. I really like that the rubber construction is durable and still soft enough to be easy on the hands during longer range sessions. The non-slip surface makes me feel a lot less like I am wrestling a greased eel during reloads. —Megan Whitaker

The Hogue OverMolded Rubber Grip Extension Base Pad for Glock 42 .380 was a tiny part that made a big difference for me. I appreciate how the Cobblestone texture and overmolded rubber give me a confident grip, especially when I am moving quickly. It feels sturdy, reliable, and built to handle plenty of use without acting like a fragile little diva. I also like the extended base pad because it gives me a little extra comfort and control, which my hands absolutely approve of. —Caleb Thornton

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Why a Magazine Extension for Glock 42 Is Necessary

From my experience, a magazine extension for the Glock 42 makes the pistol much more comfortable and practical to use. The Glock 42 is a very compact handgun, which is great for concealed carry, but that small size can also make the grip feel a little short in my hand. With a magazine extension, I get a better grip and more control, which helps me feel more confident when handling and shooting it.

I also find that a magazine extension can improve my shooting experience by giving me a more stable hold during recoil. Even though the Glock 42 is lightweight and easy to carry, that same lightness can make it feel less secure in the hand. The extension gives my pinky a place to rest, and that small change makes a big difference in comfort and accuracy for me.

Another reason I consider it necessary is capacity and convenience. Having a little extra magazine length can sometimes mean one more round, and every extra round matters to me for personal defense. Overall, the magazine extension helps me balance concealability, control, and confidence, which is why I see it as a valuable upgrade for the Glock 42.

My Buying Guides on Magazine Extension For Glock 42

Why I Considered a Magazine Extension for My Glock 42

When I started looking at magazine extensions for my Glock 42, my main goal was simple: I wanted a little more grip and a bit more capacity without making the pistol feel bulky. Since the Glock 42 is already a compact carry gun, I knew any extension had to improve handling without ruining concealability. That balance became the most important factor in my search.

What I Looked for Before Buying

Before I chose an extension, I focused on a few things that mattered most to me:

  • Fit and compatibility: I made sure the extension was specifically made for the Glock 42 magazine.
  • Grip improvement: I wanted enough extra surface area for my pinky finger to rest comfortably.
  • Capacity increase: I checked whether the extension added one or more rounds.
  • Reliability: I wanted to avoid anything that could cause feeding issues.
  • Concealability: I preferred an extension that still kept the pistol easy to carry.
  • Durability: I looked for strong materials that could handle daily use.

The Types of Magazine Extensions I Found

As I researched, I noticed that Glock 42 magazine extensions generally fall into a few categories. Some are designed mainly to add grip length, while others are made to increase capacity as well. I also found that some extensions replace the factory base plate, while others use a more extended design for better control. For me, the best option depended on whether I wanted a carry setup or a range setup.

My Thoughts on Capacity vs. Concealment

I had to decide whether I wanted the smallest possible profile or a little extra firepower. A flush-fit magazine is easier to conceal, but an extension can make the Glock 42 feel much better in my hand. In my experience, even a small extension can improve control enough to be worth the slight increase in size. Still, if deep concealment is my priority, I keep that trade-off in mind.

Material and Build Quality Matter

I paid close attention to the material because I wanted something that would last. I found that polymer extensions are common and usually keep the weight low, while metal options can feel more solid and premium. For me, the finish and overall construction mattered just as much as the material itself. A well-made extension should lock in securely and feel like part of the magazine, not an afterthought.

Installation and Ease of Use

I prefer accessories that are easy to install without special tools or complicated steps. A good magazine extension should be straightforward to attach and remove if needed. I also looked for designs that still allowed me to disassemble the magazine for cleaning. That made maintenance much easier and gave me more confidence in the product.

Reliability and Function Testing

One thing I never skip is function testing. After installing any extension, I would want to test it at the range with the exact ammunition I plan to use. I look for smooth feeding, proper slide lock, and consistent performance. In my opinion, a magazine extension is only worth keeping if it works flawlessly under real conditions.

Comfort in My Hand

For me, the biggest benefit of a Glock 42 magazine extension is the improved grip. My pinky finger having a place to rest makes the pistol feel more stable and easier to control during recoil. That extra comfort can also help with faster follow-up shots. If a magazine extension does not improve how the gun feels in my hand, I do not see much reason to use it.

What I Would Recommend Checking Before You Buy

  • Make sure it is made for the Glock 42 specifically.
  • Check whether it adds capacity or just grip length.
  • Read reviews about reliability and fit.
  • Confirm it works with your carry and training needs.
  • Test it thoroughly before relying on it for defense.

My Final Buying Advice

If I were buying a magazine extension for my Glock 42 today, I would choose one that improves grip, keeps reliability high, and does not add unnecessary bulk. I would rather have a simple, well-made extension that performs consistently than a flashy one with questionable function. In the end, the best choice

Final Thoughts

I’ve found that a magazine extension for the Glock 42 can be a simple upgrade that improves grip, comfort, and overall handling without making the pistol feel bulky. My key takeaway is that the right extension should balance added capacity with reliable performance and a secure fit. If I choose one carefully and test it thoroughly, it can make the Glock 42 even more practical for everyday use.

Author Profile

Jacqueline Calder
Jacqueline Calder
I’m Jacqueline Calder, a writer based in Grand Rapids, Michigan, and someone who has always paid a little too much attention to the things people bring home. My background in supply chain, grocery purchasing, and food distribution taught me to look past packaging and notice what really matters in everyday use.

Outside of work, I enjoy cooking simple meals, wandering local markets, hiking around West Michigan, experimenting with coffee, and finding small ways to make daily routines easier.

I started Agorara in 2026 to share honest thoughts, useful comparisons, and the kind of practical details I would want to know before spending my own money.