.458 Winchester Magnum


The .458 Winchester Magnum, was introduced in 1956 as a big game cartridge and is suitable for any of the most dangerous game in the world. It has been tried and tested extensively in Africa and has proved itself totally adequate for any of the toughest game found there.
BULLET
WEIGHT
IN
GRAINS
BARREL
LENGTH
IN
INCHES
PRESSURE
at 15°C in
tons per
sq. in.
MUZZLE
50 YARDS
100 YARDS
VELOCITY
Feet per
Second
ENERGY
Foot/lbs
VELOCITY
Feet per
Second
ENERGY
Foot/lbs
VELOCITY
Feet per
Second
ENERGY
Foot/lbs
{bullet weight}
{barrel length}
{pressure}
{muzzle velocity}
{muzzle energy}
{50 yd velocity}
{50 yd energy}
{100 yd velocity}
{100 yd energy}

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