ATI BUCK SHOT 410 2.5" 1/3OZ BBB 1400FPS 250RD CASEATI Buck Shot 410 bore shotshells offer powerful performance for hunting and self defense. These 2. 5 inch shells are loaded with 1 3 oz of BBB shot, providing excellent stopping power and pattern density. With a high muzzle velocity of 1400 fps, these rounds deliver flat trajectories and increased energy transfer. This 250 round case is perfect for high volume shooters and extended hunting trips. Features Specs: Gauge: 410 Bore Shell Length: 2. 5"