Description Description Mossberg 590 Shockwave chambered in 20 gauge with a five round capacity and a 14.5″ CYL bore fixed choke barrel. Chambered for 2 3/4 and 3 inch shells Birds head composite pistol grip stock and front serrated foregrip. Composite trigger guard. Blued smooth trigger, receiver, magazine tube and barrel. Rear receiver serrated slide button safety. Underside of foregrip has a Mossberg nylon handle. Front fixed brass bead sight. Comes in factory box with manual and chamber lock. Must ship to FFL holder. Condition: Like New in box. Light handling wear/operational wear. Appears to have never been fired. Barrel Length: 14 7/16″ Serial: V0814780 Manufacturer: MOSSBERG Gauge: 12 Ga. Model: 590 Shockwave Book# 03504