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MyMiniFactory
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Thangs
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CGTrader
Youmagine
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Etsy
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Onager 3D Printable Models
3D Printed WORKING Roman Catapult (Onager)
MakerWorld
VogMan
40k/War-hammer compatible base collection
MakerWorld
jmf
Catapult Troll
15.99
Thangs
ThePrintingGoesEverOn
Print in Place Pop-up Catapult
MakerWorld
Windrose
Mini catapult remix with more vertical launch trajectory + card kit version
MakerWorld
bovineblitz
Armiger/Onager Body Swap Adapters
Thingiverse
jubbeks
Interstellar Soldier Casket
Thingiverse
FelixTheCrazy