.45 ACP. 4.4" barrel length. SN: G350955. Matte stainless steel finish overall with black Nitron small parts mounting black rubber pebble texture HOGUE grips and triple dot tritium night sights. Short recoil operated DA/SA autoloading pistol fed by detachable single stack magazines featuring a magazine safety mechanism and accessory rail cut frame. Right slide is marked P220 ST with the right frame marked SIGARMS INC. EXETER-NH/FRAME MADE IN GERMANY. Left slide is marked SIG SAUER and SIGARMS INC./EXETER-NH-USA. Comes with a matching blue synthetic hard case with four magazines, the owner's manual, and a trigger lock in its package.