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The unbranded Glock 19/23 magazine extension adds 5 rounds to OEM Glock 19 9mm magazines, and 4 rounds to OEM Glock 23 .40 S&W magazines.
Our easy access floor plate design allows you to easily access the spring and follower without having to remove the extension from the magazine body. Comes with a +10% power spring, and a 100% lifetime warranty.
Please check your state and local laws regarding magazine capacity restrictions.