Federal Premium Ultra Steel 20 Gauge 3in #2 & #4 1oz shotgun shells - 25 Rounds - Stretch the range of steel. Federal Premium Ultra Steel blends the rear-opening Flitecontrol Flex wad with a payload of our best zinc-plated steel, producing extremely tight patterns and extending effective range. Available in a variety of standard payloads, as well as double-stack loads that feature two sizes of shot: smaller pellets that create full patterns and larger ones that deliver better lethality at a distance. Features: Rear-opening Flitecontrol Flex wad Available in both standard and double-stack payloads with two sizes of shot Premium zinc-plated steel Extremely tight patterns Reliable primer and clean-burning propellant