Fiocchi Hyperformance Defense .243 Winchester 95 Grain SST Brass Cased Rifle Ammo 20 Rounds. Utilizing only the best projectiles on the market you can be assured of consistent performance and quality with every use. The tipped designs initiate consistent expansion while the core and jacket together provide superior weight retention by minimizing core-jacket separation. Flat shooting it offers improved long-range ballistics to impart instant damage to tissue bone and vital organs on game from hogs and whitetail deer to elk and moose. SST is a registered trademark of Hornady. Specifications for Fiocchi Hyperformance Defense .243 Winchester 95 Grain SST Brass Cased Rifle Ammunition: Manufacturer: Fiocchi Caliber: .243 Winchester Number of Rounds: 20 Bullet Type: Spitzer Boat Tail (SBT) Bullet Weight: 95 grain Cartridge Case Material: Brass Muzzle Velocity: 2950 ft/s Muzzle Energy: 1836 ft-lbs Application: Big Game Hunting Primer Style: Centerfire Package Contents: Fiocchi Hyperformance Defense .243 Winchester 95 Grain SST Brass Cased Rifle Ammunition What is Fiocchi Hyperformance Defense .243 Winchester 95 Grain SST Brass Cased Rifle Ammunition good for? The manufacturer thinks that it is good for hunting big game.Fiocchi 243HSB: Hyperformance Defense .243 Winchester 95 Grain SST Brass Cased Rifle Ammo 20 Rounds