No anti-submarine protection and air defense systems: expert pointed out the shortcomings of Russian MRKs
Military expert Marzhetsky: It is possible to install "Calibers" and "Zircons" on ground-based launchers
«Buyan-M»
Caspian Sea Protection: Commander-in-Chief of the Russian Navy Announces Replenishment of the Fleet with Ships Carrying High-Precision Weapons
The Caspian Flotilla is mainly composed of MRK Project 22800 "Karakurt" and Project 21631 "Buyan-M"