Featured in Sierra ClassBYJoseph TrevithickMay 24, 2021ShareRussia Shows Off Tiny Fleet Of Titanium-Hulled Sierra II Attack Submarines In New VideoThe clips show the wake detection gear, escape pod, and sauna on Sierra II class submarines, and also explores force protection measures ashore. BYJoseph TrevithickMay 24, 2021Share
BYJoseph TrevithickMay 24, 2021ShareRussia Shows Off Tiny Fleet Of Titanium-Hulled Sierra II Attack Submarines In New VideoThe clips show the wake detection gear, escape pod, and sauna on Sierra II class submarines, and also explores force protection measures ashore. BYJoseph TrevithickMay 24, 2021Share