Traditions Smackdown 250gr .50cal 15pkA Muzzleloader Bullet Engineered to Perform at Muzzleloading Velocities The Traditions Smackdown 250 Grain . 50 Caliber Muzzleloader Bullet is purpose built for the demands of modern muzzleloader hunting. Unlike rifle bullets adapted for muzzleloading use, the Smackdown was designed from the ground up to deliver controlled, reliable expansion at the velocities muzzleloaders actually produce making it one of the most effective projectile choices for