The Mossberg 590 Shockwave delivers high performance and consistency in a lightweight, durable, and reliable pump shotgun design. It comes chambered in 12 gauge with a 14.38 inch barrel. Features include a bead front sight, a birdshead grip, and a 5 round capacity. Get the best deals on Mossberg 590 Shockwave for sale and 12 gauge ammo while supplies last!