The Thomas Gunn Roman Onager is the most accurate version of Roman Torsion Artillery made to date in 1/30 scale. Most models are based
upon medieval catapults that used a cup to hold the projectile. The Roman Onager used a sling; which increased the range by 30%
upon medieval catapults that used a cup to hold the projectile. The Roman Onager used a sling; which increased the range by 30%