Smith & Wesson K Frame Model 10 Thumb Piece & Nut Blue Steel Old Style Used Part 10179D Model 3906 This new style kit is

This new style kit is specific to the K Frame Model 66 with new yoke retention

10mm Auto: 1006

Smith & Wesson Model 4516 Black Rubber Pistol Grips - Used OEM Part

and reassembly of your revolver ensures safe operation and optimal performance

12 LB: Maximum reduction

Smith & Wesson K Frame Model 10 Thumb Piece & Nut Blue Steel Old Style Used Part 10179D Model 3906 This new style kit isSmith & Wesson K Frame Model 10 Thumb Piece & Nut Blue Steel Old Style Used Part #10179D Factory OEM thumb piece and nut assembly for Smith & Wesson K Frame Model 10 revolvers, old style design in blue steel finish. The thumb piece is the external lever you press 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.