Arredondo Mag Extension

Published on January 7, 2011
Duration: 4:16

This video provides a detailed installation guide for the Arredondo Mag Extension on Glock magazines. It covers the kit components, step-by-step disassembly and reassembly, and demonstrates the final capacity increases: +6 rounds for 9mm (23 total) and +5 rounds for .40 S&W/.357 SIG (21 total). The host emphasizes proper orientation of parts for reliable feeding.

Quick Summary

The Arredondo Mag Extension increases Glock magazine capacity by +6 rounds for 9mm (23 total) and +5 rounds for .40 S&W/.357 SIG (21 total). The kit includes a spring, sleeve, base plate, and tool. Proper sleeve and follower orientation is key for reliable feeding.

Chapters

  1. 00:00Introduction & Capacity Benefits
  2. 00:13Arredondo Mag Extension Kit Components
  3. 01:12Glock Magazine Disassembly Guide
  4. 01:55Spring and Follower Assembly
  5. 02:15Sleeve Installation Steps
  6. 03:03Final Magazine Assembly
  7. 03:40Loading Demonstration & Final Capacity

Frequently Asked Questions

What is the capacity increase with the Arredondo Mag Extension for Glock magazines?

The Arredondo Mag Extension provides a +6 round increase for 9mm Glock magazines, bringing the total capacity to 23 rounds. For .40 S&W and .357 SIG magazines, it offers a +5 round increase, resulting in a total capacity of 21 rounds.

What parts are included in the Arredondo Mag Extension kit?

The Arredondo Mag Extension kit typically includes an extended magazine spring, a polymer sleeve, a new base plate, and a specialized U-shaped tool for easier disassembly and assembly of the Glock magazine.

How do you install the Arredondo Mag Extension sleeve onto a Glock magazine?

To install the sleeve, slide it over the magazine tube, ensuring the square side of the sleeve aligns with the corresponding square side on the Glock magazine body for a proper fit and function.

What is the final round count for a 9mm Glock magazine with the Arredondo extension?

After installing the Arredondo Mag Extension on a 9mm Glock magazine, the final capacity is 23 rounds. This is achieved by adding 6 extra rounds to the standard capacity.

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