Originally Posted by
Asturias56
There was talk a few years back that the Saudis were looking at a weapon - to be bought/built with Pakistani assistance. At one point the Pakistanis had substantial forces in Saudi "just in case" of some trouble with Iran IIRC
I suspect that the aforementioned arrangement with Pakistan is in place, and if they've been able to stay "under the radar" as regards actual disposition it might lend more urgency to Iran's ambitions.