Federal's Premium Gold Medal 308 Winchester rounds feature boat-tail and hollow-point construction that provide accurate and impactful ballistic performance. This ammo is also equipped with a uniform match jacket and a specially formulated propellant. Federal's 308 Winchester rounds feature a precision-built Sierra MatchKing bullet, along with Benchrest-quality Gold Medal primer to further enhance performance when the bullet is fired. Uniform Match Jacket Sierra MatchKing Bullet Benchrest-Quality Gold Medal Primer