Heckler & Koch HK 45 Tactical, .45 cal. auto pistol. Serial #HKU-017389 mfg. USA. New in box. HK's hot new .45 auto. 5" threaded barrel, light/laser rail under barrel, polymer frame and Tru dot night sights. Flat dark earth finish. Single/double action with safety/decocker. Amb. magazine release. Includes two 10-rd. magazine. Changeable grip straps - two included. Internal lock in magazine well with key. Included hard box with factory manual and paperwork. One of the highest rated combat handguns out there!