These are Pre-Production models that are in new condition. The import markings are different than the current production models. - The MAC 2 Tactical is reliable easy to operate and extremely balanced which is everything a shotgun for home defense or duty should be. Built around the Inertia operating system for unmatched performance ease of maintenance and ability to cycle variety of loads without changing parts or adjusting the operating system while maintaining a lightweight form factor. Tactical model's ghost ring rear sight is windage/elevation adjustable and has a bladed protected front post with contrasting white dot that is also adjustable for windage. The receiver is drilled and tapped from the factory and has a picatinny rail preinstalled for mounting optics or other accessories. The 18.5 barrel features the Benelli/Mobil pattern choke tube system for consistent patterns that can be tuned to any shot type load. Models are available with many finishes and furniture configurations to suit any role. - MAC 2 series shotguns are designed to be compatible with most aftermarket parts furniture and accessories for other Benelli