Underwood .357 Sig Xtreme Penetrator 115gr Copper Solid Monolithic Ammo

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20 Rounds

$37.61

($1.881/rd)

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100 Rounds

$176.51

($1.765/rd)

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200 Rounds

$324.29

($1.621/rd)

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Quantity:

1 × 20 rounds | 20 rounds total

$37.61

Specifications
UPC	816874020965
Brand	Underwood Ammo
Condition	New
Caliber	.357 SIG
Bullet Weight	115
Bullet Type	SC: Solid Copper
Casing	Brass

The Underwood .357 Sig Xtreme Penetrator 115gr Copper Solid Monolithic Ammo is a high-performance round designed for maximum penetration and effectiveness. This ammunition features a solid copper projectile, providing consistent expansion and weight retention. The 115 grain bullet is optimized for the .357 Sig cartridge, offering an excellent balance of velocity and energy transfer. Ideal for self-defense and law enforcement applications, this ammo delivers reliable performance and superior stopping power.

Product Highlights:

Specifications
Manufacturer	Underwood Ammo
Caliber	.357 SIG
Bullet Weight	115 grains
Bullet Type	Copper Solid Monolithic
Muzzle Velocity	1450 fps
Muzzle Energy	537 ft-lbs
Rounds Per Box	20
Boxes Per Case	10
Reloadable	Yes
UPC	816874020965
Manufacturer Part Number	645

Key Features:

The Underwood .357 Sig Xtreme Penetrator 115gr Copper Solid Monolithic Ammo offers impressive performance characteristics that make it an excellent choice for self-defense. Here's a breakdown of its key features:

Bullet Type	Copper Solid Monolithic Provides excellent penetration and controlled expansion
Bullet Weight	115 grains Optimized for balance between velocity and energy
Caliber	.357 SIG High-velocity handgun cartridge known for its flat trajectory
Rounds per Box	20 Convenient quantity for practice or carry
Reloadable	Yes Brass cases can be reloaded for cost savings

Applications & Use Cases:

Self-Defense: The Xtreme Penetrator design makes this ammunition highly effective for personal protection, offering deep penetration and consistent performance through barriers.
Law Enforcement: Suitable for law enforcement use due to its barrier penetration capabilities and controlled expansion characteristics.
Target Practice: Can be used for training and familiarization with .357 SIG firearms, though primarily designed for defensive use.
Hunting: While not typically used for hunting, the deep penetration could be suitable for certain medium-sized game in areas where .357 SIG is legal for hunting.
Competitive Shooting: May be used in certain competitive shooting disciplines that allow for high-performance ammunition.

Pros and Cons:

Pros

✔ Excellent Penetration: Xtreme Penetrator design ensures deep penetration through barriers and targets.
✔ Solid Copper Construction: Monolithic copper bullet maintains integrity and weight for consistent performance.
✔ Lightweight Bullet: 115 grain weight allows for higher velocities and flatter trajectories.
✔ Reliable Expansion: Engineered to expand reliably in various mediums without relying on hollow point design.
✔ Made in USA: Manufactured by Underwood Ammo in the United States, ensuring quality control.

Cons

✘ Higher Cost: Premium construction and performance typically result in a higher price point than standard ammunition.
✘ Limited Availability: Specialty ammunition may not be as readily available as more common loads.
✘ Overpenetration Risk: Excellent penetration capabilities may increase risk of overpenetration in self-defense situations.
✘ Firearm Compatibility: Specific to .357 Sig caliber, limiting use to firearms chambered for this round.

About Underwood Ammo:

Underwood Ammo, founded in 2013 by Kevin Underwood, has quickly become a respected name in the ammunition industry. Based in Sparta, Illinois, Underwood Ammo specializes in producing high-performance, premium-grade ammunition for both civilian and law enforcement markets. The company is known for its commitment to pushing the boundaries of ballistic performance, often producing some of the hottest loads available in various calibers. Underwood Ammo's dedication to quality is evident in their use of top-tier components and rigorous testing procedures. Their manufacturing process involves small-batch production, allowing for meticulous quality control and consistency. The brand has gained a strong following among shooting enthusiasts and professionals who demand superior performance from their ammunition, particularly in self-defense and hunting applications.

Frequently Asked Questions:

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

A: This Underwood .357 Sig ammunition uses a 115 grain Xtreme Penetrator copper solid monolithic bullet. This is a specialized bullet design known for its deep penetration and consistent performance.

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

A: Each box of this Underwood .357 Sig ammunition contains 20 rounds.

Q: Is this ammunition reloadable?

A: Yes, this ammunition is reloadable. The product information specifically indicates 'Y' for reloadable.

Q: What is the MSRP for this ammunition?

A: The Manufacturer's Suggested Retail Price (MSRP) for this Underwood .357 Sig ammunition is $36.99.

Q: Is this ammunition considered a serialized product?

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

Q: What are the dimensions of the ammunition box?

A: The dimensions of the ammunition box are 1.30 x 2.50 x 3.15 inches.

Q: Who is the manufacturer of this ammunition?

A: This ammunition is manufactured by Underwood Ammo.

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

A: There are 10 boxes per case of this Underwood .357 Sig ammunition.

Q: What is the bullet weight of this ammunition?

A: The bullet weight of this Underwood .357 Sig ammunition is 115 grains.

Underwood .357 Sig Xtreme Penetrator 115gr Copper Solid Monolithic Ammo

Product Highlights:

Key Features:

Applications & Use Cases:

Pros and Cons:

Pros

Cons

About Underwood Ammo:

Frequently Asked Questions:

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