Aguila Ammunition Sub-Gauge .410 Gauge 1/2 oz 2 1/2in 9 Shot Centerfire Shotgun Ammo 25 Rounds. Hunting. Target. Defense. Our 410 loads meet or exceed SAAMI and CIP standards and are guaranteed to make every shot matter. Specifications for Aguila Ammunition Sub-Gauge 410 Gauge 2.50'' 1/2 Oz 9 Shot Shotgun Ammunition: Manufacturer: Aguila Ammunition Gauge: .410 Number of Rounds: 25 Shot Size: 9 Shell Length: 2 1/2 in Muzzle Velocity: 1275 ft/s Application: Self-Defense Included Accessories: None Shotgun Shot Weight: 1/2 oz Shot Material: Lead Primer Style: Centerfire Cartridge Case Material: Plastic Lead Free: No Velocity: 1275 fps Caliber: .410 Bore Package Contents: Aguila Ammunition Sub-Gauge 410 Gauge 2.50'' 1/2 Oz 9 Shot Shotgun Ammunition What is Aguila Ammunition Sub-Gauge 410 Gauge 2.50'' 1/2 Oz 9 Shot Shotgun Ammunition good for? The manufacturer thinks that it is best for self-defense.Aguila Ammunition 1CHB4139: Sub-Gauge .410 Gauge 1/2 oz 2 1/2in 9 Shot Centerfire Shotgun Ammo 25 Rounds