12.7×81mmSR

12.7×81mm

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

Key specs

Type: Rifle
Origin: United Kingdom
Introduced: 1923
Case type: semi-rimmed, bottleneck
Bullet diameter: 13.05 mm
Case length: 81.20 mm
Overall length: 107.20 mm
Typical bullet: 564.8 gr
Typical velocity: 765 m/s
Typical energy: 10,714 J

Sources

Wikipedia: 12.7×81mmSR, Wikipedia