.357 Sig. 3.3" barrel length. SN: 125-001069. Black Nitron finish overall with black synthetic frame mounting fixed triple white dot sights and a HK pattern accessory rail to the frame. Short-recoil operated DA/SA autoloading pistol fed by detachable double-stack magazines. Item features a de-cocking switch on the rear frame. Standard make and model markings appear overall, including AG date marking and {Eagle/N} German proof followed by {Antler} proof. Comes in a matching HK marked black synthetic hard case with two magazines, a .40 S&W caliber barrel, alternate backstrap, factory test casing in package, cable lock in package, and the owner's manual.