These rifled slugs belong to Federal Premium's Vital-Shok line of rifled slugs and come in a box of five. Measuring 3 inches long and weighing in at 2_ ounces these 12-gauge slugs achieve an impressive muzzle velocity of 1700 feet per second.
The TruBall system from Federal Premium was designed to be one of the most consistent smoothbore slugs on the market. These slugs feature a simple ball between the wad and the slug which keeps the slug centered in the barrel thus helping you to achieve greater accuracy.
