Smith & Wesson K Frame Model 66-4 Trigger .300" Wide Smooth Stainless Steel Used Part 66190C miscellaneous pins Caliber: 9mm Luger (9x19mm) Generation:

Caliber: 9mm Luger (9x19mm) Generation: Model 39 Second Generation (39-2) Part Type: Internal slide component (back insert) Material: Steel with blue finish Condition: Used - inspected for quality and function ⚠ Important: This part is specifically engineered for Model 39-2

Service Pak Type 1 for Smith & Wesson Centerfire Numbered Series Semi-Automatic Pistols (Gen 1 through Gen 3) contains the following springs to replace weakened or broken springs

Includes: Grip screw and 2 grip pins

Model Compatibility: Model 622

Smith & Wesson K Frame Model 66-4 Trigger .300" Wide Smooth Stainless Steel Used Part 66190C miscellaneous pins Caliber: 9mm Luger (9x19mm) Generation:Smith & Wesson Model 66 4 Trigger . 300" Smooth Face, Stainless Steel Restore your Combat Magnum's action with this genuine Smith & Wesson factory trigger pulled from a Model 66 2 revolver. The . 300" wide smooth face in stainless steel delivers the clean, consistent pull that made the K Frame . 357 Magnum a favorite of law enforcement and competitive shooters alike. Old style pre engineering change profile no MIM, no shortcuts. Part Details Part