FEDERAL CARTRIDGE CO Fusion Centerfire Rifle Cartridges  Federal 280 Remington 140 Grain Fusion   Fusion bullets provide combination of expansion and strength. Copper jacket is deposited and fused to the core one molecule at a time for total integrity. Tip and base are pressure formed to specifications optimizing terminal performance. Skived tip for unmatched combination of long range expansion potential and short range toughness. Fused, pre-programmed and optimized for maximum transfer of terminal energy. Advanced profile and perfect center of gravity provide superior ballistic coefficients, less drop over distance and extreme long range accuracy.   SPECIFICATIONS:  Mfg Item Num: F280FS1   Category: AMMO CENTERFIRE   Caliber :280 Remington  Bullet Type :Fusion  Bullet Weight :140 GR  Muzzle Energy :2780 ft lbs  Muzzle Velocity :2990 fps  Rounds/box :20 Rounds Per Box