The Traditions SmackdownA(R) ELD-XA(R) by HornadyA(R) will be a game changer for your season! This bullet loads quickly and easily without a sabot. The polymer tip drives into the lead core upon impact for fast and controlled expansion while the polymer base features a post that swells upon ignition for better torque engagement from inside the bullet. The skirt engages the riling for maximum energy transmission. The InterlockA(R) rings help retain bullet weight upon impact. A tough copper alloy jacket helps this bullet deliver deep penetration and expansion for maximum lethality. Colorado compliant. Another great option in the performance-proven SmackdownA(R) bullet line! 45 caliber, .449 diameter, 280 grains. 0.338 BC. 12 per.