
Availability: In Stock
Current Stock: Out of stock
The Weatherby 300 Wby Magnum with a 180-grain Sierra Tipped GameKing bullet is a serious choice for hunters pursuing big game at distance. The 300 Wby has earned its reputation as a versatile magnum cartridge capable of handling elk, deer, and other large-frame species across diverse terrain and conditions. Weatherby's original magnum design—introduced in 1945—brought genuine innovation to long-range hunting, and this load pairs that proven case with Sierra's GameKing bullet technology, a combination that delivers both accuracy and stopping power when it counts.
The Sierra Tipped GameKing bullet is engineered to expand on impact while maintaining structural integrity, translating to reliable terminal performance at typical hunting distances. The 180-grain weight strikes a practical balance in the 300 Wby, offering good velocity and energy retention without sacrificing recoil management. If you're running a 300 Weatherby rifle and need ammunition you can trust for hunting situations where distance and power are both factors, this factory load removes the guesswork from handloading while delivering consistent ballistics and quality components.
Weatherby factory ammunition is loaded to safe levels for all modern 300 Wby rifles. This is not a reload or surplus round—it's manufactured ammunition ready to go. Whether you're zeroing for an upcoming hunt or stocking up for the season, Weatherby ammunition offers the kind of reliability expected from a company that built its name on magnum performance.
| Cartridge | 300 Weatherby Magnum |
| Bullet Weight | 180 grains |
| Bullet Diameter | .308" (7.8mm) |
| Bullet Type | Sierra Tipped GameKing |
| Max Case Length | 2.825" |
| Manufacturer | Weatherby |
This ammunition is loaded to safe pressure levels for modern 300 Weatherby Magnum rifles. Always verify your rifle's caliber marking before loading and consult your rifle's manual for compatibility and safe-use guidance.
Yes. The 180-grain weight is a practical middle-ground for the 300 Weatherby, offering reliable velocity and energy while remaining manageable in recoil for most shooters. It's suitable for a range of big-game hunting situations.
The Tipped GameKing is Sierra's design combining a polymer tip with a precision-engineered core for controlled expansion on impact. It's built for reliable terminal performance in hunting applications.
This is factory-manufactured Weatherby ammunition, not reloaded. It's loaded to safe specifications and ready to shoot out of the box.

SKU: 152746924 • Weight: 2oz





Availability: In Stock
Current Stock: Out of stock
The Weatherby 300 Wby Magnum with a 180-grain Sierra Tipped GameKing bullet is a serious choice for hunters pursuing big game at distance. The 300 Wby has earned its reputation as a versatile magnum cartridge capable of handling elk, deer, and other large-frame species across diverse terrain and conditions. Weatherby's original magnum design—introduced in 1945—brought genuine innovation to long-range hunting, and this load pairs that proven case with Sierra's GameKing bullet technology, a combination that delivers both accuracy and stopping power when it counts.
The Sierra Tipped GameKing bullet is engineered to expand on impact while maintaining structural integrity, translating to reliable terminal performance at typical hunting distances. The 180-grain weight strikes a practical balance in the 300 Wby, offering good velocity and energy retention without sacrificing recoil management. If you're running a 300 Weatherby rifle and need ammunition you can trust for hunting situations where distance and power are both factors, this factory load removes the guesswork from handloading while delivering consistent ballistics and quality components.
Weatherby factory ammunition is loaded to safe levels for all modern 300 Wby rifles. This is not a reload or surplus round—it's manufactured ammunition ready to go. Whether you're zeroing for an upcoming hunt or stocking up for the season, Weatherby ammunition offers the kind of reliability expected from a company that built its name on magnum performance.
| Cartridge | 300 Weatherby Magnum |
| Bullet Weight | 180 grains |
| Bullet Diameter | .308" (7.8mm) |
| Bullet Type | Sierra Tipped GameKing |
| Max Case Length | 2.825" |
| Manufacturer | Weatherby |
This ammunition is loaded to safe pressure levels for modern 300 Weatherby Magnum rifles. Always verify your rifle's caliber marking before loading and consult your rifle's manual for compatibility and safe-use guidance.
Yes. The 180-grain weight is a practical middle-ground for the 300 Weatherby, offering reliable velocity and energy while remaining manageable in recoil for most shooters. It's suitable for a range of big-game hunting situations.
The Tipped GameKing is Sierra's design combining a polymer tip with a precision-engineered core for controlled expansion on impact. It's built for reliable terminal performance in hunting applications.
This is factory-manufactured Weatherby ammunition, not reloaded. It's loaded to safe specifications and ready to shoot out of the box.
SKU: 152746924 • Weight: 2oz
