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ETS has built a solid reputation making clear polymer magazines for popular Glock platforms, and the GLK-43X is their purpose-built offering for the slim-frame Glock 43X and Glock 48. Holding 10 rounds of 9mm, it fits flush and functions as a direct drop-in replacement for the factory magazine.
The big draw with ETS mags is the fully clear polymer body. No squinting at witness holes or counting by feel — you can see exactly what's loaded and how much is left. That's genuinely useful at the range, and it also lets you verify your ammo type at a glance if you're running mixed loads. The polymer itself is engineered to resist impact, UV exposure, harsh chemicals, and temperature extremes, so it won't get brittle sitting in a range bag through a hot summer or a cold winter.
One of the more underrated features here is the creep resistance built into the feed lips and body. A lot of aftermarket polymer mags will spread over time when stored fully loaded, which can cause feeding issues down the road. ETS specifically engineers their mags to hold their shape under that constant spring tension, making them a reliable option for long-term storage.
The ergonomic floor plate is designed to be easy to grab out of a mag pouch, and disassembly is tool-free thanks to ETS's purpose-built base plate design. The GLK-43X is also compatible with most Glock-pattern aftermarket floor plates if you want to swap things out. Like all ETS magazines, this one comes backed by a lifetime warranty.
This is a great pick for 43X and 48 owners who want affordable range mags, a reliable backup, or just want the convenience of being able to see their round count without any guesswork. Note that the Glock 43 uses a different, shorter frame and is not compatible with this magazine.
This magazine is built specifically for the Glock 43X and Glock 48 — it will not fit the standard Glock 43. The 43 has a shorter grip frame and uses a narrower, single-stack magazine, while the 43X and 48 share the same wider mag well. Make sure you know which model you have before ordering.
Yes, the ETS GLK-43X is designed to be compatible with most Glock-pattern aftermarket floor plates and extensions. The base plate also allows for easy tool-free disassembly, which makes swapping floor plates pretty painless compared to some other designs.
ETS specifically engineers their polymer to be creep resistant, meaning the feed lips and body are designed to hold their shape even when stored fully loaded under constant spring tension. That said, it's always good practice to rotate your stored magazines periodically regardless of brand.
The OEM Glock magazine is the gold standard for reliability in the 43X and 48, but the ETS GLK-43X offers one clear advantage: the fully transparent body lets you see your exact round count and ammo type without any guesswork. It's a popular and more affordable option for range use or as a backup mag, and it's covered by a lifetime warranty. Like most new polymer mags, the spring may feel stiff out of the box and loosens up after a few load and unload cycles.
ETS uses an advanced polymer formula that prioritizes impact resistance so the magazine won't crack if dropped, along with superior resistance to temperature extremes, UV light, and common chemicals. The material is also formulated to resist the creep and deformation that can cause cheaper polymer mags to fail over time when stored loaded.
| UPC | 854094005898 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | GLK-43X |
| Brand Fit | Glock |
| Caliber/Gauge | 9mm |
| Capacity | 10 |
| Color | Clear |
| Model | |
| Model Fit | G43x,48 |
| Product Type | Magazine |
| Quantity | 1 |
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