Description
Nosler Trophy Grade ammunition comes loaded with a 180-grain AccuBond bullet paired with premium Nosler brass, delivering the kind of consistency and reliability that shows up when it counts. This combination gives you the power of the .300 Weatherby Magnum cartridge with a bullet engineered specifically for controlled expansion and deep penetration.
AccuBond Performance in .300 Weatherby Magnum
The AccuBond bullet is built around a unique bonding process that fuses a tapered copper-alloy jacket to a lead-alloy core. What you get is a bullet that resists fragmenting while still expanding reliably at the velocities this cartridge produces. The white polymer tip assures accuracy, helps it chamber smoothly, and resists damage from recoil in the magazine. Weight retention typically runs 65 to 70 percent, which means deep penetration through bone and muscle while maintaining enough structural integrity to create a serious wound channel.
Trophy Grade Quality Control
Nosler's Trophy Grade line gets assembled to strict standards that start before any primer is installed. Cases are checked for correct length, necks are sized and chamfered, flash holes are inspected for alignment, and powder charges are meticulously weighed. This level of attention to detail means you get ammunition that shoots with the consistency most reloaders spend years trying to achieve with hand-loaded rounds. The .300 Weatherby Magnum was designed for velocity and energy retention downrange, and this load delivers both at 3,125 fps with 4,028 ft-lbs of muzzle energy.
Built for Big Game
This combination works well on elk, moose, and bear-sized game at the distances where the .300 Weatherby shines. The 180-grain bullet weight has become a sweet spot in the caliber, offering a flat trajectory without excessive barrel wear while maintaining enough momentum to be effective well beyond 300 yards. The controlled expansion of the AccuBond keeps the bullet driving forward even through heavy bone, and real-world reports show it produces quick, ethical kills when shot placement is correct.
Key Specifications
- Caliber: .300 Weatherby Magnum
- Bullet Weight: 180 grains
- Bullet Type: Nosler AccuBond (bonded core, polymer tip)
- Bullet Diameter: .308 inches (30 caliber)
- Muzzle Velocity: 3,125 fps
- Muzzle Energy: 4,028 ft-lbs
- Case Material: Nosler Premium Brass
- Rounds Per Box: 20
- Weight Retention: 65-70%
- Expansion Velocity (Minimum): 1,800 fps
- UPC: 054041486439
- Manufacturer Part Number: 48643
- Manufacturer: Nosler, Inc.
What’s Included
- 20 rounds of .300 Weatherby Magnum ammunition
- Each round loaded with 180-grain AccuBond bullet
- Nosler Premium Brass cartridge cases
Frequently Asked Questions
What makes Nosler Trophy Grade different from standard factory ammunition?
Trophy Grade rounds go through additional quality checks that most factory loads skip entirely. Cases are inspected for proper length, necks are sized and chamfered, flash holes are checked for alignment, and powder charges are individually weighed. This level of attention is similar to what reloaders do with hand-loaded ammunition, which is why many experienced shooters report better consistency and tighter groups compared to standard factory loads.
Is the AccuBond bullet suitable for hunting at longer ranges?
The standard AccuBond is designed to expand reliably from 1,800 fps down to normal hunting velocities, making it effective inside about 500 yards depending on your shooting distance and zero. Beyond that, Nosler offers the AccuBond Long Range variant, which expands at lower impact velocities for true extended-range hunting. For typical elk and moose hunting out to 300 or 400 yards, this standard AccuBond load performs very well.
Will this ammunition work in all .300 Weatherby rifles?
Yes, this ammunition is loaded to standard .300 Weatherby Magnum specifications and will chamber and fire in any rifle properly chambered for .300 Weatherby Magnum. That said, as with all factory ammunition, your individual rifle may have preferences for certain loads. It's always wise to start with a small number of rounds to confirm reliable feeding and accuracy before committing to a box for hunting.
How does the 180-grain AccuBond compare to heavier bullets in this caliber?
The 180-grain is often considered the practical middle ground in the .300 Weatherby. It's lighter than the common 200 and 210-grain options, which means flatter trajectory and less recoil, but still carries enough energy and momentum for large game. The 180-grain AccuBond specifically offers excellent weight retention and controlled expansion, making it a reliable choice for elk, moose, and similar-sized animals across typical hunting distances.





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