Speer Grand Slam 30 cal .308 150gr SP 50pkt30 Caliber . 308 Diameter 150 Grain Grand Slam Soft Point 50 Count by SPEER BULLETS Speer Bullets developed Grand Slam to provide better integrity and retained weight. It has grown to be one of the most respected and successful big game bullets in the world. Grand Slam has superior performance which translates to exceptional accuracy and real knockdown power. A tapered, precision drawn jacket makes for reliable expansion. And internal flutes at the