.450 Black Powder Express

1860 · 1 firearm in catalog

Also known as: .450 BPE, .450 Express 3 1/4 inch, .450 Express

Cartridge specifications

Bullet Diameter11.63 mm (0.458")
Neck Diameter12.07 mm (0.475")
Base Diameter13.46 mm (0.530")
Case Length82.55 mm (3.250")
Overall Length95 mm (3.740")
Typical Bullet Weight23.3 g (360 gr)
Typical Muzzle Velocity605 m/s (1985 fps)
Typical Muzzle Energy4265 J (3146 ft·lbf)
Primer TypeLarge Rifle
Cartridge TypeRimmed
Introduced1860

Firearms chambered in .450 Black Powder Express