Smith & Wesson M&P Sear Housing Block Manual Safety 9mm/40 | OEM 423420000 shotgun accessories and similar caliber handguns and

and similar caliber handguns and revolvers

This spring pack fits the following Smith & Wesson revolver frames:

ensuring reliable trigger function and consistent performance

J121 Smith and Wesson J Frame Model 34 Sideplate Blue Used 22LR

Part # F3 Freedom Arms Derringer Used Stainless Steel Hammer

Smith & Wesson M&P Sear Housing Block Manual Safety 9mm/40 | OEM 423420000 shotgun accessories and similar caliber handguns andSmith & Wesson M&P Sear Housing Block Assembly Manual Safety Models Factory Smith & Wesson sear housing block assembly for M&P pistols equipped with manual safety. This genuine OEM fire control component houses the sear and related parts, ensuring safe and reliable trigger function. Precision manufactured to exact specifications. Key Features: Factory OEM part #423420000 Complete sear housing block assembly Specifically for manual safety equipped