300 savage

$70 per box or $250 for all 4.
INCREASE YOUR RIFLE'S PERFORMANCE UP TO 200 FPS WITHOUT EXTRA CHAMBER PRESSURE, RECOIL, MUZZLE BLAST, TEMPERATURE SENSITIVITY, FOULING, OR LOSS OF ACCURACY. SUPERFORMANCE USES PROGRESSIVE PROPELLANTS THAT TAKE YOUR FAVOURITE SST BULLETS TO LEVELS OF PERFORMANCE THAT ARE SIMPLY UNATTAINABLE WITH CONVENTIONAL AMMUNITION.