Underwood .50 Action Express 300 Grain Full Metal Jacket – 20 Rounds (Box) [NO TAX outside Texas]


($1.94 / per round)

.50 Action Express
Grain Weight:
300 Grains
20 Rounds
Boxes per Case:


134 in stock

Ammo Specifications

.50 Action Express
Grain Weight
300 Grains
20 Rounds
Boxes per Case
Muzzle Velocity
1663 Feet Per Second
Muzzle Energy
1580 Foot Pounds
Bullet Style
Full Metal Jacket
Lead Free
Case Type
Nickel Plated

More Information on Underwood .50 Action Express Ammo

Introducing Underwood .50 Action Express FMJ Ammunition – the perfect choice for shooters seeking high-quality, reliable, and accurate ammunition for a wide range of applications, including target shooting, training, and self-defense. Underwood, a respected brand known for its dedication to innovation and quality, offers these exceptional .50 Action Express rounds designed for consistent performance, precision, and reliability in various shooting conditions.


  1. Full Metal Jacket (FMJ) Bullet Design: Underwood .50 Action Express FMJ ammunition features a full metal jacket bullet, designed to deliver consistent accuracy, minimize barrel fouling, and ensure smooth feeding. The rugged copper jacket ensures reliable performance, making it an ideal choice for training, target shooting, and self-defense applications.
  2. Optimal Velocity and Energy: Loaded to provide optimal velocity and energy, Underwood .50 Action Express FMJ ammunition offers a powerful and flat trajectory, ensuring exceptional accuracy and stopping power at various ranges, perfect for shooters seeking versatile and high-powered ammunition.
  3. Unmatched Reliability: Underwood’s dedication to precision manufacturing and stringent quality control guarantees that their .50 Action Express FMJ ammunition delivers consistent performance, shot after shot, making it an excellent choice for a wide range of shooting applications.
  4. High-Quality Components: Underwood .50 Action Express FMJ ammunition is loaded with premium components, including top-grade brass, clean-burning powders, and non-corrosive primers. This attention to detail ensures reliable performance, smooth cycling, and exceptional accuracy in a variety of firearms.
  5. Versatile Applications: Underwood .50 Action Express FMJ ammunition is perfect for a wide range of applications, offering a combination of accuracy, reliability, and powerful performance that will satisfy the needs of even the most discerning shooter.

Choose Underwood .50 Action Express FMJ ammunition for your target shooting, training, and self-defense needs, and experience the performance and reliability that have made Underwood a trusted name in the ammunition industry. Whether you’re honing your skills at the range or preparing for personal protection, Underwood’s .50 Action Express FMJ ammunition is sure to deliver the results you demand.


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