Lenny Magill and the MBX Steel Magazines for Glocks

Published on April 22, 2020
Duration: 21:01

This guide details the installation of MBX magazine extensions onto Glock factory magazines, as demonstrated by Lenny Magill. It covers the process of disassembling the magazine, replacing or retaining internal components, and reassembling the extended magazine. The video emphasizes the importance of using appropriate tools and ensuring firearm safety throughout the process.

Quick Summary

Lenny Magill of GlockStore highlights MBX all-steel magazines for Glock handguns, offering capacities from 23 to 30 rounds depending on length and follower. He notes potential wear on factory magazine releases and discusses competition compliance for USPSA/IPSC, recommending steel or aluminum replacements.

Chapters

  1. 00:00Introduction to MBX Steel Magazines
  2. 02:07MBX 140mm Magazine and Follower Types
  3. 04:02MBX 155mm and 170mm Magazines
  4. 05:06Competition Compliance and Wear
  5. 08:31MBX Magazine Extensions for 'Big Sticks'
  6. 10:15Installation of MBX Extensions

Frequently Asked Questions

What are the capacity options for MBX steel magazines for Glocks?

MBX steel magazines for Glocks come in various lengths. The 140mm offers 23 rounds standard or 24 competition, the 155mm offers 26 standard or 27 competition, and the 170mm offers 29 standard or 30 competition rounds. MBX extensions can further increase capacity.

What is the main advantage of MBX steel magazines over standard Glock magazines?

The primary advantage of MBX steel magazines is their significantly increased ammunition capacity, designed to meet the demands of competitive shooting disciplines like USPSA and IPSC, while maintaining durability.

What potential issue arises from using extended or steel magazines with Glocks?

Using extended or steel magazines, especially frequently, can cause accelerated wear on the factory plastic Glock magazine release. It is recommended to upgrade to an aluminum or steel magazine release for increased longevity.

How does MBX extend the capacity of a standard Glock 33-round magazine?

MBX offers extensions for the Glock 33-round 'Big Stick' magazine that can add approximately 26 rounds, bringing the total capacity to around 57 rounds, which is particularly useful for Pistol Caliber Carbine (PCC) competitions.

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