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Glock Magazine Extensions & Base Pads

Use the T&T Gunworks Glock magazine extension database to compare base pads and magazine extensions for Glock and Glock-pattern magazines. Find information on magazine compatibility, added capacity, magwell fitment, lock-back functionality, materials and installation requirements to help determine which extension will work with your setup.

Unsure what magazine extension fits your Glock?

Glock Magazine Compatibility by Model

We have curated a database of magazine extensions and their compatibility by Glock model.

This database answers the question "What extension fits my Glock?" as well as "Is there any cross compatibility between different models of Glock?"

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  • 23 Round Capacity

  • Lock Back on Empty

  • Durable Polymer

  • Does Not Fit USPSA 141.25mm Gauge

  • Multiple Colors Available

  • Includes High Power Spring

  • Uses Factory Follower

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  • 22 Round Capacity

  • Lock Back on Empty

  • Passes USPSA 141.25mm Length Limit

  • Anodized Aluminum

  • Multiple Colors Available

  • Includes High Power Spring

  • Uses Factory Follower

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  • 22 Round Capacity

  • Lock Back on Empty

  • Passes USPSA 141.25mm Length Limit

  • Anodized Aluminum

  • Multiple Colors Available

  • Includes High Power Spring

  • Uses Factory Follower

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  • 23 Round Capacity in 9mm

  • 20 Round Capacity in 40 Cal

  • Lock Back on Empty

  • Passes USPSA 141.25mm Length Limit

  • Anodized Aluminum

  • Multiple Colors Available

  • Includes High Power Spring

  • Uses Factory Follower

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  • 21 Round Capacity

  • Lock Back on Empty

  • Durable Polymer

  • Passes USPSA 141.25mm Length Limit

  • Includes High Power Spring

  • Uses Factory Follower

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  • 20 Round Capacity

  • Lock Back on Empty

  • Lightweight Polymer

  • Passes USPSA 141.25mm Length Limit

  • Includes High Power Spring

  • Uses Factory Follower

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  • 20 Round Capacity

  • Lock Back on Empty

  • Anodized Aluminum

  • Passes USPSA 141.25mm Length Limit

  • Multiple Colors Available

  • Includes High Power Spring

  • Uses Factory Follower

IMG_9128.png
  • 20 Round Capacity

  • Lock Back on Empty

  • Durable Polymer Two-Piece Construction

  • Passes USPSA 141.25mm Length Limit

  • Includes High Power Spring

  • Uses Factory Follower

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  • 14 Round Capacity

  • Lock Back on Empty

  • Durable Polymer

  • Includes High Power Spring

  • Uses Factory Follower

  • Does Not Fit G43 or G42

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  • 41 Round Capacity in the 31 Round Tube

  • Lock Back on Empty

  • Anodized Aluminum

  • Multiple Colors Available

  • Includes High Power Spring

  • Uses Factory Follower

TTI-5-Magazine-Extensions-for-Glock-9mm_main-4.jpg
  • 36 Round Capacity in the 31 Round Tube

  • Lock Back on Empty

  • Anodized Aluminum

  • Multiple Colors Available

  • Includes High Power Spring

  • Uses Factory Follower

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  • 22 Round Capacity in 17 Round GL9

  • Made for the Popular Magpul Magazines

  • Lock Back on Empty

  • Anodized Aluminum

  • Multiple Colors Available

  • Passes USPSA 141.25mm Length Limit

  • Uses Factory Follower

Glock Magazine Extensions & Base Pads

Use the T&T Gunworks Glock magazine extension database to compare base pads and magazine extensions for Glock and Glock-pattern magazines. Find information on magazine compatibility, added capacity, magwell fitment, lock-back functionality, materials and installation requirements to help determine which extension will work with your setup.

T&T Gunworks

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