Didn't Russia just put into Iran Sam Air Defense Arsenal to be used against the IAF? Now Israel is selling them Drones? Won't these also fall into the hands of Iran? Every weapons sold to Russia undermines the security of Israel. From what we seeing Russia has many times proven they are not a friend of Israel.
Saudi king to meet with Obama on Friday amid Gulf concerns over Iran deal (Reuters)
from the article: Israel signs $400 million deal to sell spy drones to Russia