.22 MRF. 4" barrel length. SN: 18K7953. Blued metal finish with color case hardened hammer and trigger mounting Smith & Wesson medallion checkered Goncalo Alves grips and adjustable rear notch with Baughman quick draw pattern front ramp sights. Double action hand ejector six-shot revolver featuring a pinned barrel and recessed cylinder on a three screw frame. Item features a matted barrel rib and topstrap. Markings include standard MOD. 48-4 on the interior frame with SMITH & WESSON to left barrel, four-line address to right frame, and the Smith & Wesson monogram trademark on the sideplate. Comes in a matching blue cardboard box with the owner's manual.