The Beretta M9A4 provides exceptional performance and accuracy in a durable, lightweight, and reliable handgun design. It comes chambered in 9mm with a 5 inch barrel. Features include night sights, an optics ready slide, and three 18 round magazines.  The Beretta M9A4 features the proven design of the M9 series with new modern features that include a red-dot optic compatible slide, a beveled magazine well, and texturized Vertec-style thin grips for instinctive control and a more natural fit for all shooters.