Fiocchi Defense Dynamics 12 Gauge 8oz 2.75in 00BK Size Shotgun Ammo 10 Rounds. Chambered in 2-3/4" this newest 12 gauge offering in the line is an 8-pellet chilled lead 00 buckshot. Moving at just over 1300 fps it provides superior performance and unprecedented knockdown power. Fiocchi's dependability coupled with their demanding quality clean burning powders and premium components make this Defense Dynamics Buckshot ammunition perfect for your personal or home defense needs. Specifications for Fiocchi Defense Dynamics 12 Gauge 8oz 2.75in 0BK Size Shotgun Ammunition: Manufacturer: Fiocchi Gauge: 12 Number of Rounds: 10 Shot Size: 00 Buck Shell Length: 2 3/4 in Muzzle Velocity: 1325 ft/s Application: Self-Defense Included Accessories: None Shot Material: Lead Primer Style: Centerfire Cartridge Case Material: Plastic Lead Free: No Package Contents: Fiocchi Defense Dynamics 12 Gauge 8oz 2.75'' 0BK Size Shotgun Ammunition What is Fiocchi Defense Dynamics 12 Gauge 8oz 2.75in 0BK Size Shotgun Ammunition good for? The manufacturer suggests that it is suitable for self-defense.Fiocchi 12BK008: Defense Dynamics 12 Gauge 8oz 2.75in 00BK Size Shotgun Ammo 10 Rounds