Halo Alpha
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Halo Alpha
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  1. REDIRECT Template:Weapon Infobox

A 440mm, or "four-forty" as referred to by UNSC troops, is a UNSC heavy artillery weapon developed around 2552.[1] It is one of the largest caliber UNSC weapons.

History[]

During a training mission on Onyx, one of the Spartan-III candidates mistook an explosion caused by an Onyx Sentinel for a 440mm piece.[1]

Appearances[]

Sources[]

  1. 1.0 1.1 Halo: Ghosts of Onyx, page 116


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