The F6-class was a type of Klingon Empire starship, a battle frigate in Klingon Defense Force service in the 23rd century, becoming active on stardate 2294.0. The F6 vessels were a subclass of the QuD-class design, built on the same bird-of-prey hull spaceframe. (ST video game: Starfleet Command)
The vessels crewed 26, with space to carry 12 marine troops for deployment. Additionally, the F6 was loaded with two standard personnel transporters and also a single tractor beam. A berth for one Klingon shuttlecraft was standard to these vessels.
The F6 had four class 2 disruptor emitters, all with forward arcs of fire. These Klingon birds-of-prey also had five class 1 phaser emitters with forward and rear arcs of fire. The vessel had two class B missile launcher weapons and was defended by standard deflector shields.