Description
The Hornady American Whitetail 7mm Rem Mag 139gr load was engineered specifically for whitetail hunting, and it shows in both performance and value. This is the kind of ammunition that does exactly what you need it to do without any unnecessary complications.
The real work happens at the bullet. Hornady's InterLock design features an internal ring that locks the jacket and core together during expansion, so you get both reliable expansion and excellent weight retention. The exposed lead tip initiates that expansion quickly on impact, while the secant ogive design helps the bullet penetrate deeply without excessive deflection. Field reports consistently show this round expands predictably and maintains enough mass to create deep wound channels.
Velocity and Consistency in the American Whitetail Load
Hornady matches the powder charge to the exact specifications of the 7mm Rem Mag case, which means you get consistent velocities and pressures round after round. The load uses quality brass cases and primers, so you're getting ammunition built to standard that you can trust. This consistency translates to tighter groups and more predictable ballistics downrange.
Terminal Performance at Typical Ranges
The 139-grain bullet continues to expand effectively at the kind of distances where most deer hunting actually happens. Unlike some hunting rounds that need specific velocity thresholds, this load performs reliably from close range out to distances that cover the vast majority of field conditions. The combination of controlled expansion and mass retention means less meat damage and more one-shot confidence.
Key Specifications
- Manufacturer: Hornady
- Caliber: 7mm Remington Magnum
- Bullet Weight: 139 Grains
- Bullet Type: InterLock Spire Point
- Case Material: Brass
- Primer Type: Centerfire
- Rounds per Box: 20
- Model: American Whitetail
- Manufacturer Part Number: 80591
- UPC: 090255805918
What’s Included
- 20 rounds of 7mm Remington Magnum ammunition
Frequently Asked Questions
What makes the InterLock bullet design different from other hunting bullets?
The InterLock features an internal ring embedded in the bullet's core that keeps the jacket and core locked together during expansion. This prevents jacket-core separation while still allowing the bullet to expand reliably and retain about 70% of its original weight. The result is consistent terminal performance without relying on bonded core technology.
Is the American Whitetail 139-grain load suitable for larger game?
The 139-grain is specifically optimized for whitetail deer and medium-sized game at typical hunting ranges. While the 7mm Rem Mag is capable of handling larger game like elk, Hornady makes heavier grain loads in this line that are better suited for that purpose. Sticking with the weight designed for your intended game always delivers better results.
How far out will this ammunition reliably expand?
The American Whitetail 139-grain continues to expand effectively to distances well beyond typical deer hunting ranges. Field reports indicate reliable expansion at distances where most hunting actually takes place, with consistent performance at standard hunting distances of 100 to 300 yards.
Can I reload these brass cases?
Yes, Hornady American Whitetail ammunition uses quality brass cases that are suitable for reloading. The cases are not once-fired, giving you the option to reload them after you've used the ammunition.







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