Smith & Wesson Magazine Release For S&W M&P Fullsize & M&P Compact 9mm Luger, 357 Sig, 40 S&W
Black
Smith & Wesson # 277890000
Factory Replacement Part From Smith & Wesson
**Please note not all parts are "drop in". As with all gun parts some installations may require disassembly and reassembly. Some parts may require installation by a qualified gunsmith.