This is 12 Gauge Federal Vital-Shok 3" Magnum 15 Pellet 000 Buckshot. Many hunters use buckshot to bring home the venison - and with the dramatic power of our available loads, it's no wonder. Each load features a Triple Plus wad system that gives you better shot alignment and a granulated plastic buffer to keep shot pellets uniform in shape. Federal's patented spiral stacking process with plastic shot cup and buffering ensures dense patterns and a powerful blow. The Premium shot is copper-plated for uniform pellets and deep penetration. This 3" Federal Vital-Shok Buckshot has a muzzle velocity of 1100 fps. This ammo comes packed 5rds. per box.