UNDERWOOD AMMO 458 HAMMMER 302GR XTREME PENETRATOR 20RD 10BX/C< 463

Manufacturer: Underwood Ammo
SKU: 912409
Manufacturer part number: 463
UPC: 816874023546
Availability: 11 in stock
Old price: $96.99
$66.17
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UNDERWOOD 458 HAMMMER 302GR XTREME PENETRATOR – 20RD 10BX/C | High‑Power Hunting Ammo

UNDERWOOD AMMO 458 HAMMMER 302GR XTREME PENETRATOR 20RD 10BX/C

Underwood 458 Hammer 302gr Xtreme Penetrator ammunition box

Product Overview

Experience unmatched stopping power with the UNDERWOOD 458 HAMMMER 302GR XTREME PENETRATOR. Designed for serious hunters and professional shooters, this high‑velocity, deep‑penetration round delivers reliable performance in the most demanding situations. Packed in a 20‑round box and supplied as 10 boxes per case (10BX/C), this ammunition is the perfect companion for big‑game hunting, tactical shooting, and long‑range precision work.

Key Features & Benefits

  • 302‑grain Xtreme Penetrator bullet – engineered for superior sectional density and controlled expansion.
  • .458 HAMMMER cartridge – offers a balanced blend of velocity and energy for deep tissue damage.
  • Consistent muzzle velocity of ≈ 2,400 fps for flat trajectories.
  • Factory‑loaded with high‑quality brass to ensure uniform performance round‑after‑round.
  • 20‑round box packaging, 10 boxes per case (10BX/C) – ideal for bulk purchases and field resupply.
  • Designed to meet or exceed industry standards for safety, reliability, and accuracy.
  • Perfect for big‑game hunting, defensive shooting, and long‑range target practice.

Technical Specifications

SpecificationDetail
Caliber.458 HAMMMER
Bullet Weight302 grains (Xtreme Penetrator)
Muzzle Velocity≈ 2,400 ft/s (± 30 ft/s)
Muzzle Energy≈ 7,600 ft·lb (≈ 10,300 J)
Case Length2.5 inches (63.5 mm)
Overall Length3.34 inches (84.8 mm)
Box Quantity20 rounds per box
Case Quantity10 boxes per case (10BX/C)
UPC816874023546
ManufacturerUNDERWOOD AMMO

Performance Highlights

The 302gr Xtreme Penetrator utilizes a patented core‑and‑cover design that maintains high ballistic coefficient while ensuring reliable expansion on impact. This results in:

  • Deep penetration through thick hide and bone.
  • Consistent weight retention for maximum energy transfer.
  • Reduced over‑penetration risk, making it a responsible choice for ethical hunting.
  • Excellent accuracy at distances up to 600 yards when paired with a quality barrel and optics.

Compatibility & Recommended Firearms

The UNDERWOOD 458 HAMMMER 302GR XTREME PENETRATOR is compatible with any rifle chambered for the .458 HAMMMER cartridge, including but not limited to:

  • Custom bolt‑action rifles (e.g., Mauser, Weatherby, or Winchester actions).
  • Modern sporting rifles specifically built for large‑bore cartridges.
  • Single‑shot break‑action or falling‑block rifles designed for big‑bore use.

Why Choose UNDERWOOD Ammo?

Underwood has a reputation for delivering premium, performance‑driven ammunition that meets the exacting standards of hunters and shooters worldwide. When you select the 458 HAMMMER 302GR XTREME PENETRATOR, you receive:

  • Rigorous quality control at every manufacturing stage.
  • Consistent, repeatable ballistic performance.
  • Support from a dedicated customer service team.
  • Compliance with all applicable safety and industry regulations.

Customer Reviews (Excerpt)

“I’ve been hunting elk for 15 years and the 458 HAMMMER Xtreme Penetrator is my go‑to for the toughest bucks. The bullet holds together, penetrates deep, and I never worry about over‑penetration.” – Mike L., Professional Hunter
“Consistent velocity and clean shooting every time. Perfect for my long‑range practice sessions.” – Sarah K., Competitive Shooter

Frequently Asked Questions

Is this ammunition suitable for use in all .458 HAMMMER rifles?
Yes, it is safe and reliable for any rifle specifically chambered for the .458 HAMMMER cartridge.
Can I use this ammo for defensive purposes?
Absolutely. The deep‑penetration design and high energy make it effective for defensive scenarios, provided you follow all local regulations.
How should I store the ammunition?
Store in a cool, dry place away from direct sunlight. Keep the boxes sealed until use to maintain performance.

Order Now

Ready to elevate your shooting experience? Add the UNDERWOOD 458 HAMMMER 302GR XTREME PENETRATOR 20RD 10BX/C to your cart and enjoy reliable, high‑impact performance on every shot.

The End

Products specifications
CategoryAmmo
ManufacturerUnderwood Ammo
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