Smith & Wesson J Frame Model 360 AirLite .357 Magnum Thumb Piece, Black J360182A M&P 40 M2.0 Model 657 (

Model 657 (

The cylinder stop (also called the bolt) is the internal component that locks the cylinder in alignment with the barrel at the moment of firing

The thumb piece — also called the cylinder latch or cylinder release — is the lever on the left side of the frame that you push forward to swing out the cylinder for loading and unloading

Smith & Wesson J Frame Butt Swivel Assembly - Factory OEM Replacement

Part Number: 69049

Smith & Wesson J Frame Model 360 AirLite .357 Magnum Thumb Piece, Black J360182A M&P 40 M2.0 Model 657 (Smith & Wesson J Frame Model 360 AirLite . 357 Magnum Thumb Piece, Black Part# J360182A This listing is for the thumb piece (cylinder release latch) only nut is NOT included. This is a new style used OEM Smith & Wesson part in good working condition, pulled from a factory revolver. Compatibility Smith & Wesson J Frame Model 360 AirLite (. 357 Magnum) Part Details Part Number: J360182A Color: Black Style: New Style Condition: Used Frame: J Frame