Well suited for varmint hunting, the Federal Premium ® V-Shok Ammunition is also environmentally safe. Equipped with a 43 grain Speer ® TNT Green bullet in the 223 Remington caliber, the Federal Premium ® V-Shok Ammo can reach a blindingly high muzzle velocity of 3600 feet per second. Containing absolutely no lead, the Federal Premium ® V-Shok Ammunition is non-toxic, perfect for areas of the country where hunting with lead based bullets in forbidden.