.22 LR. 7" barrel length. SN: A600669. Blued metal refinish overall with varnished and checkered walnut grips. Simple blowback operated striker action autoloading pistol fed by detachable single stack magazines. Item mounts adjustable target rear notch and Patridge front sights. Left slide shows the Smith & Wesson trade mark with the four-line address to the right. Item displays the standard make, model, and caliber markings. Muzzle is internally threaded. Comes with one S&W marked magazine.