5 model

Free

King Omega - 150 Ton Superheavy Battlemech

Thingiverse

Free

Super Heavy Capital Battle Cruiser (SHCBC)

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Free

E-454 super heavy tank

Thingiverse

Free

MK-XIV super heavy tank

Thingiverse

Free

SpaceX Falcon Heavy & Starship with Super Heavy Booster Miniature

Thingiverse