Ruger Security-Six, .357 magnum double action revolver.  Serial #158-44487.  Excellent condition.  6" heavy barrel has excellent bore. Ramp front with red insert and white outline adjustable rear sight.  Barrel and frame have 98% stainless finish.  Cylinder has 93% finish with index marks.   Ruger checkered walnut grips are very good with some chips at right bottom.  Double action works fine and locks up tightly. Includes original box with manual.  A nice, heavy-duty .357!