The cx (copper alloy expanding) bullet from hornady represents the most advanced monolithic hunting bullet on the market.Its optimized design offers extended range performance, greater accuracy, high weight retention, and deep penetration.Coefficient: .273Bullet Type: Boat-Tail (BT)Bullet Diameter: .257Weight: 90 grBullet Tip Material: Heat ShieldCore Material: CopperSectional Density: .195Quantity: 50 Per Box