Underwood .357 Sig Xtreme Defender 90gr Copper Solid Monolithic Ammo 1700 FPS

Name: Underwood .357 Sig Xtreme Defender 90gr Copper Solid Monolithic Ammo 1700 FPS
Brand: Black Basin
SKU: 816874020118-20
Price: 41.09 USD
Availability: OutOfStock

Select Pack Size

rounds

20 Rounds

$41.09

($2.055/rd)

Out of Stock

Quantity:

1 × 20 rounds | 20 rounds total

$41.09

Colorado Residents: This item will require an Adult Signature (21+) upon delivery, and you will be required to provide your ID prior to shipment.

Specifications
UPC	816874020118
Brand	Underwood Ammo
Condition	New
Caliber	.357 SIG
Bullet Weight	90
Bullet Type	SC: Solid Copper
Casing	Brass

Underwood .357 Sig Xtreme Defender 90gr Copper Solid Monolithic Ammo is a high-performance defensive round designed for maximum effectiveness. This ammunition features a solid copper projectile, providing excellent penetration and expansion characteristics. The 90-grain bullet weight offers a balance of speed and energy transfer, making it an ideal choice for personal protection and law enforcement applications. With Underwood's reputation for quality and consistency, these rounds deliver reliable performance when it matters most.

Product Highlights:

Specifications
Manufacturer	Underwood Ammo
Caliber	.357 Sig
Bullet Weight	90 grains
Bullet Type	Copper Solid Monolithic
Muzzle Velocity	1700 fps
Muzzle Energy	578 ft-lbs
Ballistic Coefficient	.120
Sectional Density	.102
Rounds Per Box	20
Boxes Per Case	10
Reloadable	Yes
UPC	816874020118
Manufacturer Part Number	812
Bullet Design	Xtreme Defender

Key Features:

The Underwood .357 Sig Xtreme Defender 90gr 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 consistent performance and penetration
Bullet Weight	90 grains Lightweight for high velocity and flat trajectory
Caliber	.357 Sig Powerful handgun cartridge known for its velocity
Rounds per Box	20 Standard count for defensive ammunition
Reloadable	Yes Brass cases can be reloaded for cost savings

Applications & Use Cases:

Self-Defense: Designed for personal protection with its Xtreme Defender technology, offering superior stopping power.
Law Enforcement: Suitable for law enforcement agencies as a duty ammunition due to its reliability and performance.
Concealed Carry: Ideal for concealed carry firearms chambered in .357 SIG, providing a balance of power and control.
Target Practice: Can be used for training to familiarize with the recoil and performance of defensive loads.
Home Defense: Effective option for home defense scenarios, offering reliable expansion and penetration.

Pros and Cons:

Pros

✔ Solid Copper Construction: Monolithic copper ensures consistent expansion and retention.
✔ Xtreme Defender Technology: Engineered for optimal performance and penetration.
✔ Lightweight Bullet: 90 grain weight allows for higher velocities and flatter trajectories.
✔ Reloadable: Brass cases are reloadable for cost-effective practice and customization.
✔ Made in the USA: Manufactured by Underwood Ammo for quality assurance.

Cons

✘ Specialized Caliber: .357 Sig is less common, potentially limiting firearm compatibility.
✘ Higher Cost: Premium defensive ammunition typically comes at a higher price point.
✘ Overpenetration Risk: Solid copper bullets may have increased penetration in some scenarios.
✘ Limited Capacity: 20-round boxes offer fewer rounds compared to bulk ammunition options.

About Underwood Ammo:

Underwood Ammo, founded in 2013, has quickly established itself as a premier 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, catering to self-defense, hunting, and competitive shooting markets. Underwood's commitment to innovation is evident in their use of cutting-edge materials and designs, such as their Xtreme Defender line featuring solid copper projectiles. Their manufacturing process involves stringent quality control measures, ensuring each round meets their exacting standards for reliability and performance. Underwood Ammo has gained a strong following among firearms enthusiasts for their consistent quality and the exceptional power of their loads, often exceeding the velocities and energies of comparable rounds from other manufacturers.

Frequently Asked Questions:

Q: What is the bullet weight of the Underwood .357 Sig Xtreme Defender ammo?

A: The Underwood .357 Sig Xtreme Defender ammunition features a 90 grain bullet weight.

Q: What type of bullet does this ammunition use?

A: This ammunition uses a copper solid monolithic bullet, which is designed for optimal performance and penetration.

Q: How many rounds come in a box of this ammunition?

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

Q: Is this ammunition reloadable?

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

Q: What is the manufacturer of this ammunition?

A: This ammunition is manufactured by Underwood Ammo.

Q: What are the dimensions of the ammunition box?

A: The dimensions of the ammunition box are 1.35 x 2.65 x 3.15 inches.

Q: Is this ammunition serialized?

A: No, this ammunition is not serialized. The product information indicates 'NO' for serialized.

Q: How many boxes come in a case?

A: A case of this ammunition contains 10 boxes.

Underwood .357 Sig Xtreme Defender 90gr Copper Solid Monolithic Ammo 1700 FPS

Product Highlights:

Key Features:

Applications & Use Cases:

Pros and Cons:

Pros

Cons

About Underwood Ammo:

Frequently Asked Questions:

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