EDC Magazine & Grip Extension for all Glock 9mm and 40 S&W double stack magazines. Extends capacity by 3 rounds in either 9mm or 40 S&W.
Extra power magazine spring is not required, but you have an option to add for extra spring pressure if you so desire. With a stronger spring, you may reduce the capacity by one round.
Available in Black, Silver, Red, Blue, Flat Dark Earth, OD Green, Orange and Gray.
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