Speed Steel Features Waterfowl hunters can choose from the widest selection of steel shot ammunition ever offered. Fiocchi Steel shot hunting loads are manufactured with a combination of treated steel shot protective wads and the appropriate powders to deliver a consistent dense pattern that is easy on your gun barrel but hard on your target. This 20 gauge load utilizes a 1 shot size. Speed Steel Specifications Gauge: 12 Gauge Shot Size: 1 Rounds Per Box: 25 Application: Waterfowl Length: 3.50 Muzzle Velocity: 1500 fps Ounces: 1 3 / 8 oz Shot Material: Zinc-Plated Steel