Nosler has blended the accuracy of its Custom Competition bullet jackets with its own ultra-precise, lead-alloy cores to create the performance standard for match rifle and pistol bullets. The hollow point provides a small meplat for reduced drag and increased aerodynamic efficiency while the pronounced boat-tail design provides efficient flight characteristics over a wide range of velocities. Oal .530" Series Competition Weight 185 gr Quantity 250 Per Box Cannelure No Bullet Type Jacket Hollow Point Core Material Lead Bullet Caliber 45 Caliber Bullet Diameter .451 Jacket Material Copper Unit Of Measure box Sectional Density .130 Bullet Tip Material Hollow Point