Federal Premium Power-Shok Copper .300 Winchester Short Magnum 180 Grain Copper Hollow Point Centerfire Rifle Ammo 20 Rounds. Power Shok Copper provides that same consistency and value in a non-lead bullet. The loads feature an accurate hollow-point copper-alloy projectile that creates large wound channels. Specifications for Federal Premium Power-Shok Copper .300 Winchester Short Magnum 180 Grain Copper Hollow Point Centerfire Rifle Ammunition: Manufacturer: Federal Caliber: .300 Winchester Short Magnum Number of Rounds: 20 Bullet Type: Jacketed Hollow Point (JHP) Bullet Weight: 180 grain Cartridge Case Material: Brass Muzzle Velocity: 2850 ft/s Application: Big Game Package Type: Box Primer Style: Centerfire G1 Ballistic Coefficient: 0.33 Lead Free: Yes Features of Federal Premium Power-Shok Copper .300 Winchester Short Magnum 180gr. CHP Rifle Ammo - 20 Rounds Copper-alloy construction Hollow-point design expands consistently Accurate reliable performance Large wound channels and efficient energy transfer to the target Lead-free bullet Federal brass and primers Package Contents: Federal Premium Power-Shok Copper .300 Winchester Short Magnum 180 grain Copper Hollow Point Centerfire Rifle Ammunition What is Federal Premium Power-Shok Copper .300 Winchester Short Magnum 180 Grain Copper Hollow Point Centerfire Rifle Ammunition good for? The manufacturer suggests that it is best for big game.Federal 300WSM180LFA: Premium Power-Shok Copper .300 Winchester Short Magnum 180 Grain Copper Hollow Point Centerfire Rifle Ammo 20 Rounds