20rds - 357 Mag MAGTECH Guardian Gold 125gr. HP Ammo

Magtech 125 Grain Jacketed Hollow-Point (JHP) Ammo Details

357 Mag MAGTECH Guardian Gold 125 Grain HP Ammo – 20 Rounds



Magtech has been committed to producing high quality ammo for more than 90 years. The company manufactures all their own ammo components, giving them full control of every step of the manufacturing process. Using only the highest quality raw materials and cutting-edge production techniques, Magtech’s attention to detail has made them an internationally respected name in the shooting world.



This package contains 20 rounds of Magtech Guardian Gold .357 Magnum ammunition. Each cartridge is loaded with a 125 grain jacketed hollow point projectile. A smart option for personal protection, Magtech Guardian Gold provides a great balance of penetration, expansion, and accuracy. These rounds are also surprisingly affordable.



Each round of this factory fresh ammunition undergoes meticulous quality control inspections before reaching the consumer. Each reloadable brass case features a reliable ignition primer and high-quality, clean burning propellants. Each round produces a consistent muzzle velocity of 1378 feet per second and 527 foot pounds of muzzle energy.


  • Product Type
    Ammo
  • Manufacturer
  • Condition
    New
  • Bullet Weight
  • Use Type
    Self Defense
  • Casing Type
    Brass
  • Quantity
    20
  • Ammo Caliber
    357 Magnum
  • Manufacturer SKU
    GG357A
  • Primer Type
  • Muzzle Velocity
    1378
  • Muzzle Energy
  • UPC Barcode
    754908175413
  • Cost Per Round
    $0.75/ppr

Gel test Results

As you hunt for the best self-defense 357 Magnum ammo, we thought you might enjoy seeing the results of some testing we recently conducted with calibrated Clear Ballistics gelatin.

We shot five of these Magtech rounds through a four-layer cloth barrier using a S&W 640. The results are detailed in the video you see above as well as the photographs. Through the charts, you should get a great idea how this Magtech ammo stacked up relative to other 357 Magnum ammo products available to American shooters.

To get a better sense of our tests, be sure to check out all the protocols we followed when conducting our tests to determine the best self-defense ammo.

Unfired versus Fired Round Comparison

Image detailing before and after firing 20rds - 357 Mag MAGTECH Guardian Gold 125gr. HP Ammo Image detailing before and after firing 20rds - 357 Mag MAGTECH Guardian Gold 125gr. HP Ammo

How do the results for this Magtech 357 Magnum compare to other Hollow Point?

20rds - 357 Mag MAGTECH Guardian Gold 125gr. HP Ammo Gel Test Results

  Median
Bullet Depth (in.) 15.3 15.7 15.9 16.2 16.3
Expanded Diameter (in.) 0.57 0.58 0.58 0.61 0.62
Bullet Weight after shot (gr.) 122.7 123.6 125 125 125
Bullet Velocity (fps) 1112 1135 1178 1191 1197

The Reviews

Why Shooters and Hunters love or hate 20rds - 357 Mag MAGTECH Guardian Gold 125gr. HP Ammo

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