M&P 9 SHIELD PLUS grip extension: This unit replaces the base plate on the M&P 9 SHIELD PLUS. This extension does not alter capacity. It adds approximately 3/4" inch additional gripping surface and incorporates a texture pattern similar to the frame. FOR 10 round mags ONLY. NOT FOR EZ FRAMES. NOT FOR ORIGINAL SHIELD "single stack" FRAMES. Grip Frame Insert Compatible with Smith & Wesson M&P Shield Plus 9mm: This unit fits in the bottom rear cavity of the M&P Shield PLUS utilizing a friction fit to secure it in the frame. This insert is designed to keep out dust and debris as well as finish off the overall look of the frame. ***NOT for: Non-10rd mag, 45 ACP models, EQUALIZER, EZ FRAMES, ORIGINAL SHIELD FRAMES. Manufacturer: Pearce Grip. MPN PG-MPPL, PG-SPFI. Model: Grip Extension + Frame Insert/Plug. Fits: M&P 9 Shield Plus 10-rd mag. Color: Black. Please note: Includes 1 microfiber cloth per order, regardless of quantity purchased. Microfiber cloth may be tan, gray, or black.