Magazine Release for Glock 21 Gen 4 – Compatibility Guide

2 min read

Magazine Release for Glock 21 Gen 4 – Compatibility Guide

Why upgrading your magazine release matters for the Glock 21 Gen 4

The right magazine release can change your game. Fast, reliable mag changes. Improved grip in tactical situations. A quality release means smoother transitions and fewer fumbles. A must for anyone serious about performance at the range or in the field.

The Glock 21 Gen 4. A powerful choice for duty use, competition, and serious defenders. Solid. Reliable. You know this gun. It’s a mainstay, offering .45 ACP strength in a manageable package. Trusted by many, respected by all.

Shop Magazine Release for your Glock 21 Gen 4? Browse this part at NDZ Performance — ships from the US with fast processing.

Upgrade your mag release for reliability. Enhanced feel, quicker mag swaps. NDZ’s version? Lightweight, 20% lighter than OEM. Precise, CNC-machined in the USA. It’s not just an upgrade. It’s a performance boost that’ll refine your Glock 21 Gen 4.

Part SKU Part Name Firearm Model Compatible
GHO-TAC-L-BLK Ghost EXT Mag Rel Glock 10mm 45 ACP G4 TAC L BLK Glock 21 Gen 4 Yes — Verified

Get Yours from NDZ Performance

Precision-machined in the USA. Ships fast. Upgrade your Glock 21 Gen 4 today with NDZ.

View GHO-TAC-L-BLK on NDZ Performance
How do I install the NDZ magazine release on my Glock 21 Gen 4?

Installation is straightforward. Swap out your OEM part with basic tools. Fits directly.

Is this magazine release compatible with other Glock generations?

Designed exclusively for Gen 4 models. Does not fit Gen 3 or Gen 5.

What’s included with the NDZ magazine release?

The package includes the CNC-machined magazine release. Ready to install.

How does the NDZ magazine release compare to OEM?

It’s 20% lighter and more durable. Engineered for better performance and feel.

Ready to upgrade your Glock 21 Gen 4? Get your Magazine Release at NDZ Performance and experience the difference quality aftermarket parts make.

NDZ Performance is a U.S.-based manufacturer of aftermarket firearm accessories and parts, founded by David Dziob and Antonin Blazek in 2004 and headquartered in Wallingford, Connecticut. Operating a fully equipped in-house CNC shop with 3D printing, CNC milling, lathes, and laser engraving, NDZ produces custom and performance upgrade parts for Glock, Sig Sauer, Smith & Wesson, Springfield Armory, Ruger, CZ, Beretta, Mossberg, Remington, AR-15, AK-47, and more — including guide rods, custom slides, slide cover plates, and magazine base plates. Articles on this blog share product insights, installation guides, and real-world testing to help shooters make informed upgrade decisions.