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Maximize your magazine’s potential with a Warne high-quality magazine extension that replaces your factory baseplate, increasing capacity without replacing the entire magazine.
• Fits Glock 19 and Glock 23 magazines • For 9mm Luger and .40 S&W • Adds magazine capacity via additional round extension pieces (2nd + 3rd round add-ons)
Note: Extension baseplates are installed in place of the factory magazine baseplate.
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