Smith & Wesson M&P 40 S&W 5" barrel with full-size recoil spring guide. Also compatible with .45 ACP and 10mm calibers featuring a 4.6" barrel length.
Part # 391690000
Features: Smith & Wesson factory part..
Gunsmiths Required: Disassembly and Assembly required to replace part
Some parts may require installation and fitting by a qualified gun smith Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts