Federal Premium 308 Win 178 Grain ELD-X Centerfire Rifle Ammo 20 Rounds. This Federal Ammunition features Extremely Low Drag - eXpanding (ELD-X) bullets that deliver strong stopping power perfect precision and predictability. With premium brass cases loaded with extremely low drag - expanding (eld-x) bullets you ll deliver ideal results for target. With incredible savings on Ammunition and other high-quality rifle ammo from trusted brands like Federal you re sure to find the perfect firepower for your next outdoor adventure or training session. Stock up today to save big on ammo and other top-tier tactical hunting and outdoor gear at OpticsPlanet. Specifications for Federal Premium 308 Win 178 Grain ELD-X Centerfire Rifle Ammunition: Manufacturer: Federal Caliber: .308 Winchester Number of Rounds: 20 Bullet Type: Extremely Low Drag - eXpanding (ELD-X) Bullet Weight: 178 grain Cartridge Case Material: Brass Muzzle Velocity: 2940 ft/s Muzzle Energy: 2692 ft-lbs Application: Target Primer Style: Centerfire G1 Ballistic Coefficient: 0.552 Bullet Tip Material: Polymer Package Contents: Federal Premium 308 Win 178 Grain ELD-X Centerfire Rifle Ammunition What is Federal Premium 308 Win 178 Grain ELD-X Centerfire Rifle Ammunition good for? The manufacturer suggests that it is suitable for target.Federal P308ELDX1: Premium 308 Win 178 Grain ELD-X Centerfire Rifle Ammo 20 Rounds