Transform your shooting experience with the Wilson Combat custom-tune spring kit for the S&W K/L/N frame revolver! This revolutionary package provides you with everything necessary to upgrade your Smith & Wesson revolver offering a reduced power hammer spring, and 12, 13, and 14-pound reduced power rebound trigger springs. With this premium upgrade, you'll experience a lighter trigger pull on single or double-action revolvers. Make your shooting experience smoother and more precise with the Wilson Combat custom-tune spring kit! Get it today and revolutionize your revolver. Kit Contains: Reduced power hammer spring 12# reduced power rebound trigger spring 13# reduced power rebound trigger spring 14# reduced power rebound trigger spring Experience a lighter trigger pull on single or double-action revolvers NOTE: Not for use in rimfire models.