The GUA-23/AW/Linkless Feed Autocannon is a weapon in service within the UNSC Marine Corps, mounted on AV-22 Sparrowhawks and AC-220 Gunships. These autocannons fire 30mm rounds which can be used to engage a number of enemy units of various types, ranging from infantry, to armored vehicles, to aircraft.[1][2]


  1. Halo: The Essential Visual Guide, page 182
  2. Halo Wars, leader cards