A streamlined semi-spitzer ogive, boattail base and tack-driving accuracy make the Barnes Spit-Fire(TM) MZ a great choice for difficult long shots. Deadly at high and low velocities. Six razor-sharp copper petals create massive shock, deep penetration, and double-diameter expansion. Retains virtually 100 percent of its original weight. Available in .50 caliber, 250- and 290-grain. 100% Copper Exceptional Accuracy Full Weight Retention Deadly at Long Range Razor-Sharp Cutting Edges Double-Diameter Expansion Deep Penetration Effective at High and Low Velocities Recommended for In-Line Rifles Mfg: Barnes Bullets