The PileDriver is optimized for high-power hunting applications, it can produce over 700 FPE in the .62 caliber model. With a long, 33-inch precision rifled barrel, this bullpup design keeps the max length under 4 feet. While getting up to 6 high-powered shots at optimal velocity, there is also a max effective big game hunting range of up to 120 yards. With its single-shot, extra-large loading port, the Piledriver can accommodate ammo up to 34mm in length.