S&W K Frame Model 10 Thumb Piece & Nut Blue .38 Special 10173B Factory Original The side plate provides access

The side plate provides access to the internal mechanism for maintenance and repair while protecting critical components during operation

K617A Smith & Wesson Used K Frame Pre Model 10 Airweight Rebound Slide Assembly

mainspring geometry differs from later K Frame production — always verify fit before installation

or damaged plunger results in cylinder wobble

S&W K Frame Model 10 Thumb Piece & Nut Blue .38 Special 10173B Factory Original The side plate provides accessSmith & Wesson K Frame Model 10 Thumb Piece and Nut in Blue Steel, . 38 Special Vintage Used Part 10173B Email at or call us for your Smith and Wesson gun part needs We sell used, new & new old stock Smith & Wesson double action revolver parts. Shoot us an email or give us a call for all your S&W Gun needs! USA Guns And Gear How to determine the model number of your Smith & Wesson Revolver. Swing out the cylinder , check behind the yoke on the frame