SKU: SI1615
UPC: 092763016152
MPN: 1615
The Sierra GameKing Rifle Bullets .25 caliber .257" 90 grain HPBT rounds represent a versatile hollow point boat tail design originally engineered for varmint work but proven effective across a broader spectrum of hunting and target applications. This 100-round count box delivers Sierra's reputation for precision and consistency across all velocity levels, making these bullets suitable for the complete range of .25 caliber cartridges from high-velocity magnum loads down to moderate-power rounds.
The 90-grain mass and boat tail configuration provide ballistic efficiency and flatter trajectories compared to round-nose alternatives. The hollow point initiates reliable expansion on impact while the boat tail design reduces drag and improves downrange velocity retention. These specifications translate to tighter shot groups across extended ranges and more consistent terminal performance from smaller-capacity cartridges such as the .250-3000 Savage and .257 Roberts, where velocity management directly affects bullet performance. Handloaders appreciate Sierra's tight manufacturing tolerances and uniform bullet weights, critical for achieving repeatable ballistic results and minimizing vertical stringing on target.
This ammunition is suited for precision rifle shooters, varmint hunters pursuing coyote and prairie dog at distance, and medium-game hunters working with lighter .25 caliber platforms. The 100-count box format supports both single-session range work and longer component storage. Shooters running vintage or modern .25 caliber rifles benefit from the bullet's proven accuracy across velocity windows that often span 2,500 to 4,000 feet per second depending on the specific cartridge and chamber.
Sierra Bullets maintains a strong position in the precision ammunition component market, known for quality control and consistency that appeal to serious handloaders and competition shooters. The GameKing line bridges varmint and hunting applications, offering a practical middle ground for shooters who need reliable expansion on lighter-framed game while retaining the accuracy characteristics demanded by long-range work.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.