Pearce Grip S&W M&P Shield EZ 9mm Luger M&P 9mm Shield EZ Matte Black Polymer This Unit replaces The Magazine Base Plate On The Single Stack M&P .9mm Shield EZ. This Extension Does Not Alter The Capacity Of The Magazine. It adds approximately 1/2" Inch Additional Gripping Surface With Enhanced Ergonomics. .9mm Models Only. Caliber: 9mm Luger Finish: Matte Model: S&W M&P Shield EZ Material: Polymer Model Fit: M&P 9mm Shield EZ Brand Fit: S&W