MSI Defense Integrates LIONFISH 20 Weapon Systems on Ex-USCG Cutters for Hellenic Navy

By ASR Newsdesk · 22 Oct 2026, 09:00 UTC

MSI Defense Solutions has completed the integration of a 20mm LIONFISH 20 remotely operated naval weapon system onto former U.S. Coast Guard cutters destined for the Hellenic Navy. This integration, part of a Foreign Military Sales program, involved structural reinforcements, turret modifications, electronics integration, and command and control enhancements. The LIONFISH 20 system includes a 20mm machine gun with a coaxial sensor suite for surveillance, target identification, and precision aiming. MSI conducted comprehensive integration, installation, and testing, including structural load analysis and recoil force assessments, to ensure operational safety and mission readiness.