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The Shield Arms magwell for your Glock 43X or 48 is one of those upgrades that makes an immediate difference when you grab your gun. It's machined from solid billet aluminum and gets a Type 2 anodize finish in black that handles wear and corrosion without showing it. Since it's made in the USA, you know the fit and finish are solid from the box.
The whole point of a magwell is giving you a bigger target when you're reloading fast. This one features a contoured profile that guides your magazine into the well smoothly. Works best with Shield Arms S15 magazines and the S15 +0 base plate, which means if you're running their setup, this is built specifically for that combo. Even if you're using standard Glock mags, the funnel design helps. During training runs and range drills, you'll notice magazine changes are more deliberate and less fumbling around.
The 43X and 48 have narrow grip frames compared to full-size Glocks, which some people find limiting. This magwell adds material at the base of the grip without making your pistol bulkier. It's contoured to match the frame shape, so it doesn't print in a carry setup and feels natural in your hand. The aluminum adds minimal weight but provides real durability. Installation is straightforward—it's a drop-in fit using the included hardware, and you don't need to modify your frame.
This is a precision-machined part made from billet aluminum, meaning it starts as a solid block and gets carved down to exact specs. The Type 2 anodized finish is harder and more durable than standard anodize and resists corrosion. Shield Arms backs every one of these with a 100% lifetime warranty, so you're covered if anything ever goes wrong.
This magwell is designed to work with both. It's optimized for Shield Arms S15 magazines and their aluminum base plates, but it's contoured to accept standard factory Glock magazines as well. The funnel profile helps guide any magazine into the well, though you'll get the best fit and performance with S15 mags.
Installation is straightforward and doesn't require a gunsmith. It's a drop-in design that uses a single screw to attach to your frame. Shield Arms includes the hex key driver you need, and the whole process takes just a few minutes.
No. The Shield Arms magwell is contoured specifically for the slim profile of the 43X and 48, so it doesn't add unnecessary width or depth. It's designed to improve your grip and reload without compromising concealability for everyday carry.
The magwell comes with a 100% lifetime warranty. If you ever experience an issue with it, Shield Arms will take care of you for the life of the part.
| UPC | 853465008988 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | G43X48MAGWELLBLK |
| Color | Black |
| Model | |
| Product Type | Magwell |
| Shipping Weight | 0.03 |
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