The Sierra GameKing Bullets - 30 Cal / .308" 180gr SBT is a pack of 100 bullets ideal for reloading .308" and similar calibres. GameKing bullets are designed for hunting, they are boat tailed bullets which reduces drag and wind drift and are suitable for longer ranges. They are designed for better penetration and expansion on larger game than varmints. This bullet has a Spitzer shape that significantly reduces its base drag, resulting in a higher ballistic coefficient compared to other bullet shapes of the same grain.