Plus FIVE rounds of 10mm or FOUR rounds of .45 ACP!

Published on September 25, 2024
Duration: 22:22

This guide details the installation of magazine extensions for Glock .45 ACP and 10mm magazines to increase round capacity. It covers the disassembly and reassembly process, including specific steps for modifying the magazine body for aluminum extensions and replacing the follower for 10mm models. The process requires basic tools and attention to detail to ensure proper function and safety.

Quick Summary

Glock magazine extensions are available to increase capacity by +4 rounds for .45 ACP and +5 rounds for 10mm. For 10mm, a special follower is needed. Aluminum extensions on .45 ACP magazines require removing small plastic nubs from the magazine body.

Chapters

  1. 00:04Introduction to Magazine Extensions
  2. 00:10Glock Models and Calibers Covered
  3. 00:25Previous Extension Success (9mm/.40 Cal)
  4. 01:04New Extensions for .45 ACP and 10mm
  5. 01:22Gen 4 vs. Gen 5 Magazine Compatibility
  6. 02:30Follower Differences (.45 ACP vs. 10mm)
  7. 03:07Issue with 10mm Factory Follower and Extension
  8. 03:32Solution: Custom Follower for 10mm
  9. 04:09Disassembly/Reassembly Procedure Start
  10. 04:20Working on the .45 ACP Magazine
  11. 04:50Magazine Disassembly Tool (MDT) Demo
  12. 05:59Magazine Components Identified
  13. 06:14Observing Factory Spring Shape
  14. 06:56Replacing the .45 ACP Spring
  15. 07:32Using Original .45 ACP Follower
  16. 08:03Aluminum Extension vs. Plastic Magazine Body
  17. 08:25Removing Nubs for Aluminum Extension (.45 ACP)
  18. 09:22Knife Technique for Nub Removal
  19. 10:37Magazine Body Prepared for Extension
  20. 10:40Attaching the .45 ACP Extension
  21. 10:51Securing Extension with Screw
  22. 11:21Reinstalling Spring and Follower
  23. 11:30Attaching Base Plate
  24. 11:52Securing Base Plate to Extension
  25. 12:09.45 ACP Magazine Installation Complete
  26. 12:14Loading the +4 .45 ACP Magazine
  27. 13:3910mm Magazine Installation Overview
  28. 13:5310mm Kit Components
  29. 14:01Disassembling Gen 5 10mm Magazine
  30. 14:3210mm Magazine Follower Replacement
  31. 15:03Magazine Body Lip Differences (10mm vs .45 ACP)
  32. 15:2010mm vs .45 ACP Caliber Comparison
  33. 15:54Removing Nubs for Aluminum Extension (10mm)
  34. 16:48Attaching the 10mm Extension
  35. 17:00Securing 10mm Extension with Screw
  36. 17:49Installing the New 10mm Follower
  37. 18:16Reassembling the 10mm Magazine
  38. 18:30Securing 10mm Base Plate
  39. 18:4410mm Magazine Installation Complete
  40. 18:47Loading the +5 10mm Magazine
  41. 20:03Benefits and Availability of Extensions
  42. 20:31Customization Options (Color Insert Plates)
  43. 20:50Extension Finish and Availability
  44. 20:59Glock Store Showroom and Shooting Rooms
  45. 21:13Dynamic Shooting Room Concept
  46. 21:42Improving Shooting Skills
  47. 21:50Invitation to Visit Glock Store
  48. 21:57Conclusion and Thanks

Frequently Asked Questions

What is the capacity increase for Glock magazine extensions?

The Glock Store offers magazine extensions that increase capacity by +4 rounds for .45 ACP magazines and +5 rounds for 10mm magazines, allowing for more rounds per magazine.

Do Glock magazine extensions require special followers?

Yes, for 10mm Glock magazines, a specific extended follower is required when using a magazine extension to ensure reliable feeding due to the follower's design and the added rounds.

Can I use a Gen 5 Glock magazine extension on a Gen 4 Glock?

Glock magazines and many of their components are cross-generation compatible. A magazine extension designed for a specific caliber and generation of Glock magazine will generally work on other generations of the same caliber.

What modifications are needed for aluminum Glock magazine extensions?

When installing aluminum magazine extensions on Glock .45 ACP magazines, the two small plastic nubs on the magazine body must be carefully removed with a knife to allow the extension to fit flush and be secured properly.

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