Graphic: How the U.S. Massive Ordnance Penetrator works — Israel has asked the United States for bunker-busting missiles, though they don’t actually have planes big enough to drop the U.S.’s Massive Ordnance Penetrator. What exactly does the U.S.’s Massive Ordnance Penetrator do? The National Post‘s graphics department takes a look.
USAF MOP test. The GBU-57A/B Massive OrdnancePenetrator (MOP) is a U.S. Air Force,precision-guided, 30,000-pound (13,608 kg) "bunker buster" bomb. This is substantially larger than the deepest penetrating bunker busters previously available, the 5,000-pound (2,268 kg) GBU-28 and GBU-37.