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The G43 is one of the most popular single-stack carry pistols out there, and the one knock everyone agrees on is that six rounds just doesn't feel like enough. ETS built this 12-round magazine specifically for the Glock 43 to give you a meaningful capacity bump without switching platforms. It extends about 2 inches below the magwell, which also gives you a longer grip surface to work with, something that makes a real difference on a small gun.
The magazine body is made from ETS's advanced translucent polymer, which resists impact, harsh chemicals, UV exposure, and temperature extremes without becoming brittle over time. The clear construction is genuinely useful at the range: you can see exactly how many rounds are left without counting shots or looking for a tiny witness hole. The feed lips are creep-resistant, meaning the body and lips won't spread and deform over extended storage periods even when the mag is kept fully loaded.
Internally, a high-tensile steel spring works alongside a polymer anti-tilt follower to keep rounds properly aligned and feeding consistently. The ergonomically shaped base plate is designed to pull clean from a mag pouch, and the whole magazine disassembles easily for cleaning and maintenance. The base plate is also compatible with standard Glock and popular aftermarket floor plates if you want to mix and match.
This magazine is best suited for range use and as a high-capacity backup. It ships as a single magazine, is made in the USA, and comes with ETS's lifetime warranty. Note that ETS recommends inserting this magazine only when loaded, as the oversized follower design may not reliably lock the slide back on an empty insert.
No, it won't sit flush. The 12-round capacity requires a longer body that extends approximately 2 inches below the G43's magwell. That extension adds grip surface, which many people find helpful for control, but it does increase the overall profile of the gun.
Yes. The ETS GLK-43-12 is designed to work with standard Glock floor plates as well as popular aftermarket options. The base plate is also tool-free removable, which makes cleaning and maintenance straightforward.
ETS specifically recommends loading this magazine before inserting it into the firearm. The oversized anti-tilt follower design means an empty magazine may not reliably lock the slide back or seat as expected. It's a design trade-off for the higher capacity single-stack format.
ETS designed the feed lips and body to be creep-resistant, so the mag should hold its shape during long-term storage. That said, the best practice with any magazine spring is to rotate your stored mags periodically, which keeps everything working as intended over time.
Most standard 115gr and 124gr 9mm loads tend to feed reliably. Some shooters have reported inconsistencies with heavier 147gr loads in this magazine, so it's worth testing your specific ammo at the range before committing to it in any role.
Yes, ETS backs this magazine with a lifetime warranty. If you experience any issues, contact Elite Tactical Systems Group directly. Keep in mind that warranty support goes through the manufacturer, so it helps to have your purchase information on hand when you reach out.
| UPC | 854094005454 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | GLK-43-12 |
| Brand Fit | Glock |
| Caliber/Gauge | 9mm |
| Capacity | 12 |
| Color | Clear |
| Model | |
| Model Fit | G43 |
| Product Type | Magazine |
| Quantity | 1 |
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