222 Remington ... of the Fireball’s powder reservoir to drive a 20-grain bullet nearly 4,100 fps, and a 30-grain 3,500 fps. At either speed, varmints don’t like it, but shooters certainly do. Even in ...

The cartridge itself is one of the numerous spawn of the trailblazing .222 Remington—a cartridge designed by Remington’s long serving rifle and accuracy guru, Mike Walker. The .221 Fireball simply ...