HSM Game King 30-06 Springfield 180gr SGSBT Rifle Ammo - 20 Rounds - Sierra "Game King" bullets have earned superlative accolades for years and years. Now HSM has developed an entire lineup of fine hunting ammunition featuring the time-honored Sierra GameKing bullets. Each caliber's individual components have been precisely matched to each GameKing bullet to maximize their potential for accuracy and performance. So precisely matched that you may think HSM Game Kings are handloads rather than coming out of a factory box. Whatever your quarry, HSM has a Game King cartridge for you.