.458 HAM'R

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

Key specs

Type: Rifle
Origin: United States
Designer: Bill Wilson
Case type: rebated rim, bottleneck
Bullet diameter: 11.63 mm
Typical bullet: 300 gr
Typical velocity: 640 m/s
Typical energy: 3,983 J

Sources

Wikipedia: .458 HAM'R, Wikipedia