Description
The factory magazine release on a Glock 43 sits a little tight against the frame, and if you've ever caught yourself hunting for it during a reload, this is the fix. Rival Arms designed this extended release with a more comfortable angle that's easier to reach, while keeping the profile slim enough that it won't dig into your hand or get in the way when you draw and reholster. That balance matters a lot on a small carry gun, where a button sticking out too far causes as many problems as one you can't reach.
What Sets the Rival Arms Extended Mag Release Apart
This one is CNC-machined from aluminum as a single-piece part, which means fewer components to fuss with and less maintenance down the road. The stainless finish gives it a clean, bright look that plays nice against the black polymer frame if you like a little contrast on your build. It's a small upgrade in size, but the kind you notice every single time you run the gun.
Installing the Rival Arms G43 Release
This is one of the easiest and least expensive upgrades you can do to a Glock at home. You don't need to fully field strip the pistol, and no gunsmith is required. The one thing worth taking your time on is seating the included mag release spring correctly, since a spring that isn't sitting right is the usual culprit behind a release that feels mushy or hangs up. Clear the gun, separate the frame from the slide, swap the part, and function-check before you head to the range.
It's worth noting Rival Arms builds these as an aftermarket part and they're not affiliated with or endorsed by Glock. That said, this release is cut specifically for the Glock 43, so make sure you're matching it to that model and not a 43X or 48, which use a different part.
Key Specifications
- Manufacturer: Rival Arms
- Manufacturer Part Number: RA72G003D
- Model: Extended Magazine Release
- UPC: 788130029787
- Fits: Glock 43
- Material: CNC-Machined Aluminum
- Finish: Stainless
- Construction: Single-Piece
- Gunsmith Required: No
- Shipping Weight: 0.04 lb
What’s Included
- Rival Arms extended magazine release
- New mag release spring
Frequently Asked Questions
Does this Rival Arms release fit a Glock 43X or 48?
No, this specific part is cut for the standard Glock 43. Rival Arms makes a separate extended release for the 43X and 48 since those frames use a different mag release. Match the part to your exact model before installing.
How hard is it to install the Glock 43 magazine release?
It's one of the simpler Glock upgrades you can do yourself, and no gunsmith is needed. You don't have to fully field strip the pistol; you just separate the frame from the slide, swap the part, and reinstall the included spring. Take your time seating that spring correctly and function-check the gun before shooting.
Will the extended release get in the way when carrying concealed?
Rival Arms kept the profile slim on purpose so it's easier to reach without sticking out enough to snag on the draw or cause bumps against your body. On a small carry gun like the 43, that balance is the whole point. It gives you a better reach for reloads while staying low enough to run comfortably.
What material is the Rival Arms extended mag release made from?
It's CNC-machined from aluminum as a single-piece part, finished in stainless. The single-piece construction means fewer components to deal with and less maintenance over time.





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