Glock Magazine Extension Insert for Ext Floorplate 9mm/.40
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$2.79
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$2.79
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Updated
Aug 26, 2026
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Description
Add capacity to your Glock magazines by installing these genuine Glock mag extension kits. Increase your capacity by 2 rounds for 9mm magazines and 1 round for .40 S&W or .357 Sig magazines. Fits Glock 17, 19, 22, 23, 31, 32, 26, 27, 33, 34, 35. Requires GL7151 to Create ExtensionInsert Only
