4.25mm Liliput

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

Key specs

Type: Pistol
Origin: Austria-Hungary
Case type: rimless, straight
Bullet diameter: 4.27 mm
Case length: 10.27 mm
Overall length: 14.91 mm
Typical bullet: 12 gr
Typical velocity: 247 m/s
Typical energy: 23 J

Sources

Wikipedia: 4.25mm Liliput, Wikipedia