Description Mossberg 500AT in 12 gauge 2 3/4″-3″ with a four round capacity and a 28″ MOD fixed choke top rib vented barrel. Serrated rubber butt pad. Checkered wood stock and front forend. Black composite trigger guard. Blued receiver, magazine tube and barrel. Rear receiver located serrated slide button safety. Rear left side of receiver located action release. Top of receiver is drilled and tapped for optics. Front fixed brass bead sight. Must ship to a FFL holder. Condition: Good/Very Good with light scratches, dings and tiny touches of rust. Clean smooth bore. Barrel Length: 28″ Serial: J123624 Manufacturer: Mossberg Gauge: 12 Model: 500AT Book# 9-137