Smith & Wesson K Frame Thumb Piece & Nut Blue Steel Old Style - 10179E j431PDu This hammer represents the old-style

This hammer represents the old-style case colored finish used in earlier production runs

J804 Smith & Wesson Used J Frame Model 35 Case Hardened

This sear housing block without internal lock will ONLY fit models with the thumb safety

Model: M&P 45 Compact

Smith & Wesson K Frame Thumb Piece & Nut Blue Steel Old Style - 10179E j431PDu This hammer represents the old-styleSmith & Wesson K Frame Thumb Piece & Nut Blue Steel, Old Style This factory original Smith & Wesson K Frame Thumb Piece & Nut Assembly is the external cylinder release lever and its retaining nut. The thumb piece is pressed to release the cylinder latch, allowing the cylinder to swing out for loading, unloading, and cleaning. The nut secures the thumb piece to the cylinder latch mechanism inside the frame. A worn, bent, or broken thumb piece makes