Featuring Barnes' patented X-Bullet technology, all-copper XPB bullets offer dramatically increased penetration over conventional jacketed lead-core bullets. These lead-free bullets provide superior expansion and weight retention. Energy transfer is unsurpassed, making them ideal for hunting or self-defense. Barnes' XPB bullets are exceptionally accurate and leave no residue to harm shooters in practice environments. XPB pistol bullets used with a sabot can also be used in muzzleloading rifles. Series Pistol Weight 250 gr Quantity 20 Per Box Cannelure Yes Bullet Type XPB Core Material Copper Solid Bullet Caliber 454 Casull Bullet Diameter .451 Jacket Material Copper Solid Unit Of Measure box Recommended Usage Hunting/Self Defense Sectional Density .176 Bullet Tip Material Hollow Point