Sentry autocannon

From Halopedia, the Halo wiki

The Sentry autocannon is a line of naval coilguns used by the UNSC Navy during and after the Human-Covenant War.


M66 Sentry[edit]

The M66 Sentry was mounted on the Epoch-class heavy carrier[1] and Autumn-class heavy cruiser[2]. The UNSC Pillar of Autumn was also retrofitted with them in preparation for Operation: RED FLAG.[3]


  1. ^ Halo: Warfleet, pg. 40-41
  2. ^ Halo: Warfleet, pg. 26-27
  3. ^ Halo: Warfleet, pg. 25