The Citadel Mariner 12-gauge pump-action shotgun features an 18.5-inch barrel with a nickel finish that not only resists corrosion but also adds a sleek, refined look. The shotgun is designed with versatility in mind, offering a 4+1 capacity and compatibility with 2.75" to 3" shells. The package includes three choke tubes for customized shot patterns, a side shell holder for quick reloads, a full-length barrel heat shield, and an adjustable rear sight with a Picatinny rail for optic mounting. The blade front sight ensures quick target acquisition, making the Citadel Mariner an excellent choice for both security and recreational shooting.