HSM/Hunting Shack GameKing Features The HSM/Hunting Shack GameKing load in .300 Weatherby Magnum is built around the Sierra GameKing bullet a boat tail spitzer design well regarded among hunters for consistent expansion and reliable terminal performance on medium to large game. At 200 grains the bullet carries substantial energy downrange making it well suited to larger species that require deeper penetration. The jacketed soft point construction is engineered to expand reliably on impact while retaining enough weight to drive through vitals for a clean ethical harvest. HSM s careful attention to load consistency helps ensure predictable velocity and accuracy from shot to shot in the field. This ammunition is reloadable giving handloaders the option to salvage brass casings after firing and rebuild loads to their own specifications over time. The .300 Weatherby Magnum cartridge itself is known for flat trajectories and strong retained energy at extended range making it a favorite among hunters pursuing elk moose and other large North American game. Packaged 20 rounds to a box this load offers a practical quantity for sighting in and a hunting trip without excess bulk. HSM .300 WBY GameKing ammunition delivers proven Sierra bullet performance in a reloadable package built for serious big game hunters. HSM/Hunting Shack GameKing Specifications Manufacturer: HSM Model: GameKing Caliber: .300 WBY Bullet Weight: 200 gr Bullet Type: GameKing SBT Rounds Per Box: 20 Reloadable: Yes Available At: GrabAGun