Please do dig up that link. Greaves would be good too, although the long coats that the Saba heavy infantry wear would be more accurate, but the general is supposed to be unique.
Besides family members would have the money to import superior armor from abroad if need be.
During the 0.80 build when the King's Elites were still using the Carthaginian Elite African Swordsmen skins I kept thinking some enterprising Phoenician armsdealer had sold part of the Carthie military inventory at inflated prices to my rich but gullible Arabian spice merchants.
Considering the Phoenicians reputadely sailed around Africa sometime in early antiquity, selling armor to the Sabyn wouldn't have been that far fetched.