There are different Bunker Buster bombs of different caliber but what set's it apart from the rest is this G B U 57 which is typically delivered by the B-2 Spirit Stealth Bomber.<br /><br />Due to the bomb's large size and weight, the aircraft can carry only two of these weapons in its bomb bay compartments.<br /><br />While it lacks thrusters, the weapon is equipped with four active lattice fins and a precision guidance system that enables it to glide accurately to its target using military-grade GPS.<br /><br />Constructed from a specially designed high-performance steel alloy, using it's weight when falling under gravity to penetrate or dig itself up to 200 feet of underground soil or concrete.
