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Rear Plate for Glock 21 Gen 4 – Compatibility Guide
Why upgrading your rear plate matters for the Glock 21 Gen 4
The Glock 21 Gen 4 is a reliable powerhouse. It’s a favorite for duty and competition, thanks to its robust design and impressive capacity. You know it’s a beast, but every beast can be tamed.
Upgrading your rear plate increases reliability. It enhances your Glock’s performance and durability. NDZ’s rear plate for the Glock 21 Gen 4 is CNC-machined, made in the USA, and offers a better fit and feel than OEM. We engineered it for precision and longevity.
| Part SKU | Part Name | Firearm Model | Compatible |
|---|---|---|---|
| GLK-SP05865 | Glock OEM Gen 1-5 Armorer’s Half Rear Plate ORG | Glock 21 Gen 4 | Yes — Verified |
Get Yours from NDZ Performance
Precision-machined in the USA. Ships fast.
View GLK-SP05865 on NDZ Performance