Winchester® Super X® 45-70 Gov’t 300Gr JHP 20 Round Box


Since 1922, Super-X ammunition has provided exceptional quality and outstanding performance for all types of hunters and shooters who rely on its time-proven dependability backed by legendary excellence.


  • Engineered Jacket Profile
    • Ensures reliable functioning and precise accuracy and consistent expansion
  • Flat Nose Bullet
    • Suitable for use in revolvers and long guns with tubular magazines


Bullet Type Jacketed Hollow Point
Ballistic Coefficient 0.283


Velocity (FPS):

Muzzle 100 Y 200 Y 300 Y 400 Y 500 Y
1880 1650 1425 1235 1105 1010

Energy (Ft-lbs):

Muzzle 100 Y 200 Y
2355 1815 1355

Trajectory Short Range (in):

50 Y 100 Y 200 Y 300 Y
1 0 -12.2 -42

Trajectory Long Range (in):

100 Y 200 Y 300 Y
5.8 0 -23.3

Additional Information:


Manufacturers, importers, suppliers, and distributors may make changes to their products without fanfare. Such changes can lead to discrepancies between the advertised product and the actual product in inventory. While International Shooting Supplies Ltd. endeavors to correctly describe the actual product in inventory, we will not be responsible for unintentional inaccuracies in text and images of the advertised product.


45-70 Govt



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Please note: International Shooting Supplies does not ship to addresses outside Canada.