Store › Postcard magnet - Battleship X Image 1 of 1 Postcard magnet - Battleship X $3.75 USS South Dakota – Battleship X3 ½” x 2 ½”refrigerator magnet Quantity: Add To Cart Added! USS South Dakota – Battleship X3 ½” x 2 ½”refrigerator magnet Size: 3½” x 2½”