The 110mm rotary cannon[1] is a projectile weapons equipped to the GA-TL1 Longsword-class Interceptor, essentially a gatling-style cannon firing 110mm shells and used to engage enemy fighters or starships.


  • According to Robert McLees, the concept of "110mm rotary cannons in fighter/bombers" is considered "bad crazy" in the Halo Story Bible, seemingly implying that the weapon's unusually high caliber is considered a typo.[2]