.17 Munisalva

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

Key specs

Type: Rimfire
Designer: Alfonso Ruiz Cabañas
Introduced: 1949
Case type: rimmed
Bullet diameter: 4.50 mm
Case length: 6.30 mm
Overall length: 10.80 mm
Typical bullet: 8 gr
Typical velocity: 274 m/s
Typical energy: 20 J
Parent case: .22 BB

Sources

Wikipedia: Munisalva, Wikipedia