This NEW 19X Magwell Works With Backstraps!

Published on September 19, 2025
Duration: 5:38

This video demonstrates the installation of the new GS Fast Magwell specifically designed for the Glock 19X. The presenter, Lenny McGill from Glock Store Performance and Custom Shop, highlights how the magwell addresses the unique frame shape of the 19X, which prevents standard magwells from fitting. A key feature is its compatibility with factory backstraps, ensuring users don't lose customization options. The installation process is shown to be straightforward, involving a plug, set screw, and a main securing screw, all designed for a flush fit and improved ergonomics.

Quick Summary

The Glock 19X requires a custom-designed magwell due to its unique frame shape. The new GS Fast Magwell addresses this, offering improved reloading speed and better recoil control by allowing a higher grip. It also maintains compatibility with factory backstraps and features durable Type III anodization in FDE.

Chapters

  1. 00:00Introduction to the Glock 19X Magwell Project
  2. 00:16The Challenge: Glock 19X Frame Design
  3. 00:36Introducing the GS Fast Magwell
  4. 00:43FDE Anodization and Aesthetics
  5. 00:59Key Feature: Backstrap Compatibility
  6. 01:35Magwell Components: Plug, Screws, Tool
  7. 01:54Installation Step 1: Inserting the Plug
  8. 02:05Installation Step 2: Securing the Plug with Set Screw
  9. 02:21Set Screw Design for Comfort
  10. 02:41Installation Step 3: Attaching the Magwell
  11. 02:50Confirming Backstrap Clearance
  12. 03:00Installation Step 4: Securing the Magwell Screw
  13. 03:32Magwell Attachment Mechanism
  14. 03:46Final Look and Fit
  15. 03:55Benefits: Faster Reloads and Grip
  16. 04:08Ergonomics: Hand Placement and Recoil Control
  17. 04:33Durability: Anodized vs. Cerakoted
  18. 04:49Magazine and Extension Compatibility
  19. 05:02Visit the Glock Store in Nashville

Frequently Asked Questions

Why can't standard magwells be used on the Glock 19X?

Standard magazine wells do not fit the Glock 19X because its frame has a unique shape with a distinct lip at the bottom, which prevents a proper seal and fit for conventional magwells.

What are the benefits of installing a magwell on a Glock 19X?

Installing a magwell on a Glock 19X can significantly improve reloading speed by widening the funnel for magazine insertion. It also provides an additional surface for your hand, allowing for a higher grip, which enhances recoil control and overall weapon stability.

Does the new GS Fast Magwell for Glock 19X work with custom backstraps?

Yes, a key feature of the GS Fast Magwell for the Glock 19X is its design compatibility with factory backstraps, ensuring that users can maintain their preferred grip size and feel without sacrificing functionality.

How is the GS Fast Magwell installed on the Glock 19X?

Installation involves inserting a plug into the rear channel, securing it with a flush set screw, then popping the magwell onto the frame and fastening it with a small screw that sits flush.

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