Underwood Ammo 129 eXtreme Terminal Performance +P Jacketed Hollow Point 125 Grain .38 Special

Select Pack Size

rounds

20 Rounds

$21.24

($1.062/rd)

In Stock

100 Rounds

$96.22

($0.962/rd)

Save 9%

In Stock

200 Rounds

$187.51

($0.938/rd)

Save 12%

In Stock

500 Rounds

$453.76

($0.908/rd)

Save 15%

In Stock

1000 Rounds

$877.78

($0.878/rd)

Save 17% Best Value

In Stock

Quantity:

1 × 20 rounds | 20 rounds total

$21.24

Specifications
UPC	816874020484
Brand	Underwood Ammo
Condition	New
Caliber	.38 Special
Bullet Weight	125
Bullet Type	JHP: jacketed hollow point
Casing	Brass

Underwood .38 Special +P 125gr XTP JHP Ammo is a high-performance self-defense round designed for maximum effectiveness. This ammunition features a 125 grain Jacketed Hollow Point bullet, delivering a muzzle velocity of 1250 feet per second and generating 434 ft-lbs of muzzle energy. The nickel-plated brass cases ensure smooth feeding and ejection. With its +P designation, this ammo offers enhanced stopping power while maintaining controllability. Each box contains 20 rounds of this premium defensive ammunition, making it an excellent choice for personal protection and law enforcement applications.

Product Highlights:

Specifications
Manufacturer	Underwood Ammo
Caliber	.38 Special +P
Bullet Weight	125 grains
Bullet Type	Jacketed Hollow Point (JHP)
Muzzle Velocity	1250 fps
Muzzle Energy	434 ft-lbs
Ballistic Coefficient	.151
Sectional Density	.140
Rounds Per Box	20
Boxes Per Case	10
Case Material	Nickel Plated Brass
Reloadable	Yes

Key Features:

The Underwood .38 Special +P 125gr XTP JHP Ammo offers impressive performance characteristics that make it an excellent choice for self-defense. Here's a breakdown of its key features:

Bullet Type	Jacketed Hollow Point (JHP) Designed for controlled expansion and deep penetration
Bullet Weight	125 grains Optimal weight for balance of velocity and energy
Muzzle Velocity	1250 fps High velocity for improved terminal performance
Muzzle Energy	434 ft-lbs Substantial energy transfer for stopping power
Case Material	Nickel Plated Brass Corrosion-resistant and smooth feeding

Applications & Use Cases:

Self-Defense: Engineered for maximum effectiveness in personal protection scenarios.
Hunting: Suitable for hunting applications, particularly for small to medium-sized game.
Target Practice: Can be used for training to familiarize with the recoil and performance of defensive ammunition.
Concealed Carry: This handgun ammo is ideal for use in compact .38 Special revolvers for concealed carry.
Home Defense: Effective option for home defense situations due to its stopping power.

Pros and Cons:

Pros

✔ High Velocity: 1250 fps muzzle velocity provides excellent stopping power and penetration.
✔ Effective Self-Defense: Jacketed Hollow Point (JHP) design offers controlled expansion for self-defense situations.
✔ +P Pressure: Higher pressure load increases performance over standard .38 Special rounds.
✔ Nickel Plated Brass Cases: Enhances corrosion resistance and improves feeding in semi-automatic pistols.
✔ Reloadable: Boxer-primed brass cases can be reloaded for cost savings and customization.

Cons

✘ Increased Recoil: +P loads generate more recoil than standard pressure .38 Special ammunition.
✘ Firearm Compatibility: Not all .38 Special firearms are rated for +P ammunition, limiting use in some guns.
✘ Overpenetration Risk: Higher velocity may increase the risk of overpenetration in self-defense scenarios.
✘ Cost: Premium self-defense ammunition is typically more expensive than standard target loads.

About Underwood Ammo:

Underwood Ammo, founded in 2013, has quickly become a respected name in the ammunition industry. Based in Sparta, Illinois, Underwood specializes in producing high-performance, premium-grade ammunition for both civilian and law enforcement markets. The company is known for pushing the boundaries of ballistic performance, often producing some of the hottest loads available in various calibers. Underwood Ammo prides itself on using only the highest quality components, including top-tier brass cases and carefully selected projectiles. Their manufacturing process involves stringent quality control measures to ensure consistency and reliability in every round. The company's commitment to innovation and excellence has earned them a loyal following among shooting enthusiasts and professionals who demand the utmost performance from their ammunition.

Frequently Asked Questions:

Q: What is the muzzle velocity of this Underwood .38 Special +P ammunition?

A: The muzzle velocity of this Underwood .38 Special +P ammunition is 1250 feet per second.

Q: What is the bullet weight and type for this ammunition?

A: This ammunition features a 125 grain Jacketed Hollow Point (JHP) bullet.

Q: Is this ammunition suitable for self-defense?

A: Yes, this ammunition is designed to be an effective choice for self-defense applications. The XTP (Extreme Terminal Performance) JHP bullet is engineered for controlled expansion and deep penetration.

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

A: Each box contains 20 rounds of ammunition.

Q: Is this ammunition reloadable?

A: Yes, this ammunition uses boxer primed, reloadable brass cases.

Q: What is the muzzle energy of this ammunition?

A: The muzzle energy of this ammunition is 434 ft-lbs.

Q: Is this ammunition safe to use in a suppressor?

A: Yes, this ammunition is safe to use with a suppressor.

Q: What is the ballistic coefficient of the bullet?

A: The bullet in this ammunition has a ballistic coefficient (G1) of 0.151.

Underwood Ammo 129 eXtreme Terminal Performance +P Jacketed Hollow Point 125 Grain .38 Special

Product Highlights:

Key Features:

Applications & Use Cases:

Pros and Cons:

Pros

Cons

About Underwood Ammo:

Frequently Asked Questions:

Shop Ammo

Tools & Guides

Company

Support & Info

Added to cart