20×120mm Madsen

Photo coming soon: side view on a transparent background, with author and license.

Key specs

Type: Rifle
Bullet diameter: 18.00 mm
Case length: 119.50 mm
Overall length: 185.00 mm
Typical bullet: 2469.2 gr
Typical velocity: 730 m/s
Typical energy: 42,632 J

Sources

Wikipedia (de): 20 × 120 mm Madsen, Wikipedia