Utilizing cutting-edge technological advancements in ammunition production and ballistic performance, HornadyA(R) SuperformanceA(R) Ammo delivers speeds 100 to 200 FPS faster than comparable rounds. Bottom line: better velocity with NO increase in barrel wear or felt recoil, along with superior temperature stability. Superformance is right. More on the CX Projectile The CX (Copper alloy eXpanding) bullet from Hornady represents the most advanced monolithic hunting bullet on the market. Its optimized design offers extended range performance, greater accuracy, high weight retention, and deep penetration. Order today!