UNDERWOOD AMMO 50 AE 300GR BONDED JHP 20RD 10BX/CS 510

Manufacturer: Underwood Ammo
SKU: 912448
Manufacturer part number: 510
UPC: 816874021429
Availability: 20 in stock
Old price: $44.99
$48.73
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Underwood Ammo 50 AE 300gr Bonded JHP – 20‑Round Box (10 Boxes per Case)

Key Features

  • Caliber: .50 Action Express (AE) – the powerhouse round for .50 AE firearms.
  • Bullet Weight: 300 gr (19.5 g) Bonded Jacketed Hollow Point (JHP) for superior penetration and controlled expansion.
  • Quantity: 20 Rounds per box, 10 boxes per case (total 200 rounds per case).
  • Packaging: Durable, moisture‑resistant boxes with a clear, tamper‑evident seal.
  • UPC: 816874021429 – verified for retail and inventory tracking.
  • Reliability: Consistent ignition, uniform muzzle velocity, and exceptional accuracy from the factory.
  • Intended Use: Ideal for self‑defense, tactical applications, and target practice in .50 AE pistols.

Why Choose Underwood Ammo 50 AE 300 gr Bonded JHP?

When you need unrivaled stopping power in a compact handgun, Underwood Ammo delivers a premium solution with its 300‑grain Bonded Jacketed Hollow Point (JHP). The bonded construction fuses the jacket to the core, ensuring the bullet stays intact on impact while delivering deep penetration and a controlled, mushrooming expansion. This combination maximizes energy transfer and reduces the risk of over‑penetration—critical factors for defensive shooting scenarios.

The .50 Action Express cartridge is renowned for its high velocity and massive kinetic energy. Paired with a 300‑grain bullet, Underwood’s formula provides a balance of velocity (approximately 1,250 ft/s) and momentum that translates into reliable terminal performance across a wide range of target media, from ballistic gelatin to heavy‑weight clothing.

Performance Highlights

  • Consistent muzzle velocity for tight shot groups.
  • Enhanced barrier penetration thanks to the bonded core.
  • Controlled expansion yields a predictable wound channel.
  • Reduced fouling—designed for smooth operation in all .50 AE platforms.

Designed for the Serious Shooter

Whether you are a law‑enforcement officer, a competitive shooter, or a responsible civilian, Underwood Ammo’s 50 AE 300 gr Bonded JHP offers the confidence you need when the situation demands it. The ammunition is manufactured in a ISO‑certified facility with rigorous quality‑control procedures, ensuring each round meets exacting standards for pressure, weight, and ballistic consistency.

The 20‑round box is compact enough to fit comfortably in most pistol magazines, holsters, and tactical pouches. With 10 boxes per case, you receive a bulk supply that simplifies re‑ordering and inventory management for retailers, shooting ranges, and training facilities.

Specifications

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Specification Detail
Caliber .50 Action Express (AE)
Bullet Type Bonded Jacketed Hollow Point (JHP)
Bullet Weight 300 gr (19.5 g)
Muzzle Velocity (approx.) 1,250 ft/s (381 m/s)
Muzzle Energy (approx.) 1,040 ft·lb (1,410 J)
Rounds per Box 20 Rounds
Boxes per Case 10 Boxes (200 Rounds Total)
UPC 816874021429
Case Dimensions 12.5 × 8.5 × 6 in (approx.)
Storage Temperature -40 °C to +60 °C

Ideal Applications

Underwood’s 50 AE 300 gr Bonded JHP is engineered for a variety of demanding roles:

  • Self‑Defense: Maximum terminal performance for personal protection.
  • Tactical Training: Consistent ballistics for scenario‑based drills.
  • Range Practice: Accurate, reliable rounds for skill refinement.
  • Law Enforcement: Suitable for agencies using .50 AE platforms for specialized missions.

Compliance & Safety

All ammunition complies with the U.S. Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) regulations and follows the SAAMI (Sporting Arms and Ammunition Manufacturers' Institute) standards for pressure and performance. Underwood Ammo is shipped in a sealed, tamper‑evident package to ensure product integrity from the factory to the end‑user.

Customer Support

Need assistance with compatibility, reloading data, or warranty claims? Our dedicated support team is available 24/7 via phone, email, or live chat. We also provide a downloadable spec sheet for quick reference.

© 2026 Underwood Ammunition – All rights reserved.

The End

Products specifications
Category Ammo
Manufacturer Underwood Ammo
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