The CCS-class Battlecruiser is a large warship used by the Covenant in the Halo series. Though smaller than the Covenant Assault Carrier, they are still larger than any UNSC ship at 1,782 meters in length. The ship is the most commonly seen Covenant ship in the Halo series.
In Halo: Combat Evolved, the level, Truth and Reconciliation takes place inside of a CCS-class Battlecruiser. From this level it is known that the CCS-class contained a grav-lift capable of transporting multiple beings at once, a compliment of at least several Wraiths, and a brig.