Smith & Wesson K Frame Model 10-7 Thumb Piece & Nut Old Style .38 Special — Used OEM Part 10179F Model 647 Genuine factory new Smith &

Genuine factory new Smith & Wesson main spring (also called hammer spring) for 1911 Government model pistols

Perfect for property owners who want to clearly mark their boundaries and protect their land

60-1 through 60-15 (3" barrel variants)

Model 4003

Smith & Wesson K Frame Model 10-7 Thumb Piece & Nut Old Style .38 Special — Used OEM Part 10179F Model 647 Genuine factory new Smith &Smith & Wesson K Frame Model 10 7 Thumb Piece & Nut Old Style . 38 Special Used OEM Part Genuine Smith & Wesson OEM thumb piece and nut for the K Frame Model 10 7 revolver chambered in . 38 Special. The thumb piece (also called the cylinder latch or cylinder release) is the knurled lever on the left side of the frame that the shooter presses forward to release the cylinder latch and swing the cylinder out for loading and unloading. The nut secures the