Underwood .357 Magnum Xtreme Penetrator 140gr Ammo

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20 Rounds

$50.97

($2.549/rd)

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60 Rounds

$127.55

($2.126/rd)

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100 Rounds

$202.53

($2.025/rd)

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200 Rounds

$389.25

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Quantity:

1 × 20 rounds | 20 rounds total

$50.97

Specifications
UPC	816874020170
Brand	Underwood Ammo
Condition	New
Caliber	.357 Mag
Bullet Weight	140
Bullet Type	SC: Solid Copper
Casing	Brass

The Underwood .357 Magnum Xtreme Penetrator 140gr Ammo is a high-performance round designed for maximum penetration and terminal ballistics. Featuring a solid copper projectile with a unique geometric design, this ammunition offers controlled expansion and deep penetration. Ideal for self-defense and hunting applications, these rounds deliver consistent performance and superior accuracy. With 20 rounds per box and 10 boxes per case, this .357 Magnum offering from Underwood Ammo provides reliable stopping power for discerning shooters.

Product Highlights:

Specifications
Manufacturer	Underwood Ammo
Caliber	.357 Magnum
Bullet Weight	140 Grains
Bullet Type	Xtreme Penetrator (Copper Solid)
Rounds Per Box	20
Boxes Per Case	10
UPC	816874020170
Muzzle Velocity	1550 fps
Muzzle Energy	747 ft-lbs
Dimensions	1.80 X 2.30 X 2.65
Item Number	A836
Manufacturer Part Number	836

Key Features:

The Underwood .357 Magnum Xtreme Penetrator 140gr Ammo offers impressive performance characteristics that make it an excellent choice for self-defense and hunting applications. Here's a breakdown of its key features:

Bullet Type	Xtreme Penetrator Solid copper construction for deep penetration and consistent performance
Bullet Weight	140 grains Heavier bullet weight for increased stopping power and energy transfer
Caliber	.357 Magnum Powerful magnum cartridge suitable for revolvers and carbines
Rounds per Box	20 20 rounds per box, 10 boxes per case
Reloadable	Yes Brass cases suitable for reloading

Applications & Use Cases:

Self-Defense: The Xtreme Penetrator design provides deep penetration and consistent performance, making it an excellent choice for personal protection scenarios.
Hunting: Suitable for hunting medium-sized game, offering deep penetration and high energy transfer.
Target Practice: Can be used for training and familiarization with .357 Magnum firearms, though primarily designed for defensive and hunting use.
Law Enforcement: Potential option for law enforcement agencies seeking high-performance ammunition for duty use.
Barrier Penetration: The Xtreme Penetrator design excels at penetrating barriers while maintaining its trajectory and energy.

Pros and Cons:

Pros

✔ Extreme Penetration: Xtreme Penetrator design offers superior penetration through barriers and thick-skinned game.
✔ Solid Copper Construction: Copper solid bullet ensures consistent expansion and weight retention.
✔ High Grain Weight: 140 grain bullet provides excellent stopping power and energy transfer.
✔ Versatile Use: Suitable for both self-defense and hunting applications.
✔ American Made: Manufactured by Underwood Ammo in the USA, ensuring high quality standards.

Cons

✘ Potential Overpenetration: Extreme penetration may be a concern in self-defense situations in urban environments.
✘ Recoil: Higher recoil compared to standard .357 Magnum loads due to the solid copper construction and high grain weight.
✘ Limited Expansion: Solid copper design may not expand as much as hollow point bullets, potentially reducing tissue damage.

About Underwood Ammo:

Underwood Ammo, founded in 2013, has quickly established itself as a leading manufacturer of high-performance ammunition. Based in Sparta, Illinois, Underwood is known for pushing the boundaries of ballistic performance. The company specializes in producing some of the most powerful commercially available ammunition, including their renowned Xtreme Penetrator line. Underwood Ammo prides itself on using only the highest quality components and maintaining strict quality control standards. Their commitment to innovation and excellence has made them a favorite among shooting enthusiasts, competitive shooters, and self-defense practitioners.

Frequently Asked Questions:

Q: What is the bullet type used in this Underwood .357 Magnum ammunition?

A: This Underwood .357 Magnum ammunition uses a 140 grain Xtreme Penetrator bullet, which is a solid copper projectile designed for deep penetration and consistent expansion.

Q: How many rounds are in each box of this ammunition?

A: Each box of Underwood .357 Magnum Xtreme Penetrator ammunition contains 20 rounds.

Q: Is this ammunition reloadable?

A: Yes, this ammunition is reloadable. The product information indicates 'Y' for reloadable, meaning the brass casings can be reused for handloading.

Q: What is the MSRP for this Underwood .357 Magnum ammunition?

A: The Manufacturer's Suggested Retail Price (MSRP) for this Underwood .357 Magnum Xtreme Penetrator ammunition is $45.99.

Q: Is this ammunition considered a serialized product?

A: No, this ammunition is not serialized. The product information specifically states 'NO' for the serialized field.

Q: How many boxes come in a case of this ammunition?

A: A case of this Underwood .357 Magnum Xtreme Penetrator ammunition contains 10 boxes.

Underwood .357 Magnum Xtreme Penetrator 140gr Ammo

Product Highlights:

Key Features:

Applications & Use Cases:

Pros and Cons:

Pros

Cons

About Underwood Ammo:

Frequently Asked Questions:

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