80mm ball-mounted rotary cannon

Kelly-087 firing her booster frame's 80mm ball-mounted rotary cannons.

The 80mm Ball-Mounted Rotary Cannon is a weapon carried on UNSC booster frames. Each booster frame carries two of the cannons, which are mounted underneath the wings of the craft. They have an extremely high rate of fire.^[1]

Gallery

Ammo being loaded into the 80mm Rotary Cannons.

List of appearances

Halo Legends
- The Package (First appearance)
Halo: Escalation

Sources

^ Halo Legends, The Package

v • d • e

Heavy armaments of humanity

Artillery

"Four-forty" • KG Mark 34 flame mortar • Incendiary grenade launcher • M4131 152mm howitzer • M460 automatic grenade launcher • Siege turret • XM511 Heavy Grenade Launcher • X54-2 Coldsnap launcher

Autocannons and mounted machine guns

Machine guns	M202 XP • M12 machine gun • Vulcan (M41 (ELAAGat) • M46 • M49) • M268 heavy machine gun • M655 machine gun

Autocannons	ALI-50 110mm • GAU-10/A • GAU-23/AW • M193LP autocannon • M340 autocannon • M370 autocannon • M410 flank gun • M50 Guardhouse • M638 autocannon • Machine-linked autocannon

Rotary cannons	80mm rotary cannon • GAU-53 • M2056 • T261 Lucifer

Miscellaneous	120mm ventral gun

Directed energy weapons

Brightlance reflex laser • Helios high-energy laser • Magna-320 pulse laser • Point defense laser (AN/SEQ-11 • M995 Backstop) • Spartan Laser (M6 G/GNC • M8C G/GNC • M11B) • XEV9-Matos nonlinear pulse cannon • X23 NNEMP Cannon • XM4600 Zeus plasma munition howitzer

Automated turrets

Ground installations	M5 Talos base turret • Scythe (M71 • M85) • M3045 • M3063 • M8 Wolf Spider

Point-defense guns	Arena (Mark 57) • Bulwark (M710) • Fortress (M965) • Goalkeeper (M606) • Helix (M810) • Rampart

Magnetic acceleration weapons

Magnetic Accelerator Cannon • "Mini"-MAC • "Super" MAC

Naval autocannons	11A2R1 • Breakwater • LNT-450 • Castor • Sentry • Spitfire

Mass drivers	Onagers (Mark 2488 • Mark 2551) • Ballista

Gauss cannon	M65 • M68 • M68B • M70 • M90A • M92

Railguns	M66 light railgun • M98 light railgun • Mark 2547/35cm heavy railgun • Mark 2555/20cm heavy railgun