ETS Group builds this pistol magazine (part no. GLK-21-30) for the Glock 21, 30, and 41 (excluding Short Frame models), chambered in .45 ACP and extended to a 30-round capacity in a translucent, extreme-impact-resistant advanced polymer body that resists heat, cold, and UV exposure. The magazine is creep resistant, an ETS-designed base plate allows easy disassembly, and it’s built to work with Glock magazine extensions. An ergonomic floor plate makes it easy to grab from a mag pouch. For Elite Tactical Systems Group owners of a Glock 21, 30, or 41 (non-SF), this handgun magazine is a durable, high-capacity spare.

Key Specifications

• Chambered in .45 ACP.
• Holds an extended 30 rounds.
• Fits the Glock 21, 30, and 41, except Short Frame (SF) models.
• Built from extreme-impact-resistant translucent polymer.
• Is creep resistant for long-term loaded storage.
• Features an easy-disassembly ETS base plate.
• Compatible with Glock magazine extensions.
• Has an ergonomic floor plate for a secure grip from a mag pouch.
• Manufactured by Elite Tactical Systems Group.

Frequently Asked Questions

What pistols does this magazine fit? The Glock 21, 30, and 41, excluding Short Frame (SF) models, in .45 ACP.

Does it work with magazine extensions? Yes, it’s designed to be compatible with Glock magazine extensions.

Buy the ETS Glock 21 Magazine

A 30-round translucent, creep-resistant spare for the Glock 21, 30, and 41 (non-SF), this ETS magazine’s ergonomic floor plate is easy to grab under pressure. This item is temporarily out of stock; check with our Lubbock, Texas gun shop for the next available date.