View source for Thunderbolt Class Heavy Frigate

{{ImperialNavyPortal}}
[[Image:ThunderboltSpaceFleet.jpg|thumb|right|200px|[[Space Fleet (Game)|Space Fleet]] Thunderbolt{{Fn|2}}]]
The '''{{PAGENAME}}''' was a class of [[Escort]]. It used by the [[Imperial Army]]'s [[Imperialis Armada]] and [[Legiones Astartes]]{{Fn|1b}} during the [[Great Crusade]] and [[Horus Heresy]].{{Fn|1a}}

These vessels were built for speed and intended to deliver a large payload of [[Torpedo]]es to the enemy and outrun any guns which might answer. They also proved adept at hunting down fleeing foes.{{Fn|1b}}