Pump-Action Shotguns Go Back to Shotguns Mossberg 500A widely used pump-action shotgun known for its reliability, versatility, and affordability. It has been used by military, law enforcement, and civilian users for various applications, including hunting, home defense, and military operations.Mossberg 590An upgraded version of the Mossberg 500, designed for military and law enforcement use. The 590 features a heavier barrel, extended magazine tube, and improved durability, making it suitable for more demanding environments.Winchester M1897A pump-action shotgun designed by John Browning and produced by Winchester. It was used extensively by the U.S. military during World War I and World War II, particularly in the trench warfare of World War I. It was known for its reliability and effectiveness in close-quarters combat.Winchester M12The Winchester M12 is a pump-action shotgun known for its smooth operation and reliability, serving in both civilian and military roles. It saw extensive use during World War II, the Korean War, and Vietnam.