This is a Smith & Wesson M&P 9 2.0 semi-automatic pistol in 9mm Luger caliber. it has a 4 5/8" threaded barrel, optics ready slide, 3-dot fixed elevated sights, ambi-slide release, light rail, and interchangeable backstrap grip inserts. This pistol is in nice condition with a clean, bright bore. It comes in the original plastic hardcase with 4 backstrap inserts, optics mounting plates, manual, one 17-round magazine, and cable lock.