The Taylor Freelance +3 magazine for the Smith & Wesson M&P 9mm/ 40 S&W series pistol is constructed of aircraft aluminum with a black anodized finish. This magazine extension will increase the capacity of your factory magazine by 3 rounds. The length of the magazine with the extension is 129.5mm.
Notes:
These extensions are designed for full-size magazines and will NOT work with M&P Compact magazines.