This new Glock 19 Gen 4 pistol fires the 9mm round. It has a 4" barrel with an overall flat dark earth finish. The slide is a lighter flat dark earth than the frame. This semi-auto pistol has an under barrel rail and a rough textured grip. This pistol comes with 4 backstraps to change the size of the grip. It also comes with three 15 round magazines, magazine loader, bore brush & rod, hard case, and lock.