MP904A Smith & Wesson Pistol M&P Locking Block Pin Used Part 9mm S&W
Fits through the frame and secures the trigger components inside the frame.
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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